Canada → Portugal · tax

In plain termsOne treaty, two systems. Portugal counts 183 days or a habitual home; Canada keeps departure tax and OAS geography. The DTA breaks a tie — it does not erase the home rules.

There is a treaty — in force since 2001

An in-force Canada–Portugal DTA exists (

yes

Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001

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), signed

1999-06-14

Source Portugal OECD MLI consolidated list — Canada Original date of signature 14-06-1999

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and in force from

2001-10-24

Source Portugal OECD MLI consolidated list + AT DTC summary table — Canada entry into force 24-10-2001

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. Portugal's own door is more than

183 days

Source Autoridade Tributária English tax-residency rules page + CIRS Art. 16(1)(a) — resident if stayed in Portugal for more than 183 days (consecutive or interrupted) in any 12-month period beginning or ending in the tax year in question

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— read Portugal tax residency.

Dual residence — a full cascade

Art IV picks one: permanent home → centre of vital interests → habitual abode → nationality → mutual agreement.

Rungs:

5 rungs

Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md

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. Nationality is a separate rung:

yes

Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md

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. Ends at mutual agreement:

yes

Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md

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The twistCanada–Portugal: five-limb OECD-style cascade including nationality and mutual agreement. Day counts alone do not settle the tie.

Employment exercised in Portugal

Three checks, not oneThe treaty employment rule sits in

Article 15

Source CA–PT Convention Art 15 — Dependent Personal Services (Global Affairs Canada E103231, treaty-accord.gc.ca)

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. The short-stay ceiling is

183

Source CA–PT Convention Art 15(2)(a) — ≤183 days in any twelve-month period commencing or ending in the calendar year concerned

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, measured in the

any twelve month period commencing or ending in the calendar year concerned

Source CA–PT Convention Art 15(2)(a) — rolling twelve-month window

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. The day count alone is not a safe answer: the employer and permanent-establishment / fixed-base conditions must also pass (

yes

Source CA–PT Convention Art 15(2)(a)–(c) — all three limbs required (days, employer, PE/fixed base)

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When both States tax the same income

The treaty relief method is

ordinary foreign tax credit

Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax)

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under

Article 22

Source CA–PT Convention Art 22 — Elimination of Double Taxation

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. A credit is not an exemption: keep the foreign assessment and proof of tax paid, and apply the domestic credit limit in the State granting relief.

Canada-side traps — Portugal does not delete them

Client trapCanada's departure tax, OAS/GIS residency geography and residential ties stay in force (

yes

Source Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them

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). Compare the live beachhead pair: Canada → Vietnam · tax.

The departure tax is the one that catches people off guard. When you cease Canadian residency, the CRA deems you to have sold every capital asset at fair market value — shares, mutual funds, even a rental property in Halifax — and taxes the paper gain. Portugal does not relieve this; it is a Canadian event that happens before the treaty cascade ever starts. If you hold appreciated assets, talk to a Canadian advisor before you move, not after.

OAS and GIS follow you too. The Old Age Security clawback thresholds and the GIS residency requirement are tied to Canadian tax residency geography, not to the Portuguese tax door. A misstep on either side — declaring yourself non-resident in Canada without clearing the departure tax, or staying in Portugal long enough to become Portuguese-resident without filing the Canadian departure return — can trigger a mismatch where neither country knows what it owes you.

Filed cells on this page

Evidence and sources17 dated facts for Canada–Portugal tax: DTA in force since 2001, full Article 4 cascade, departure tax stays

The readable briefing above uses these cells. Open a source only when you need to verify a number, date, or legal gate.

Canada–Portugal income tax treaty is in force
Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001
yes
Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001
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DTA signature date
Portugal OECD MLI consolidated list — Canada Original date of signature 14-06-1999
1999-06-14
Source Portugal OECD MLI consolidated list — Canada Original date of signature 14-06-1999
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DTA entry into force
Portugal OECD MLI consolidated list + AT DTC summary table — Canada entry into force 24-10-2001
2001-10-24
Source Portugal OECD MLI consolidated list + AT DTC summary table — Canada entry into force 24-10-2001
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Dual-resident individual tie-breaker (full cascade with nationality rung)
CA–PT Convention Art IV(2) (OECD-model cascade in the Portugal AT / Inforfisco consolidated text) — permanent home → centre of vital interests → habitual abode → nationality → competent-authority mutual agreement
permanent home → centre of vital interests → habitual abode → nationality → mutual agreement
Source CA–PT Convention Art IV(2) (OECD-model cascade in the Portugal AT / Inforfisco consolidated text) — permanent home → centre of vital interests → habitual abode → nationality → competent-authority mutual agreement
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Canada domestic traps still apply when Portugal is the destination
Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them
yes
Source Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them
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Employment article (Art 15)
CA–PT Convention Art 15 — Dependent Personal Services (Global Affairs Canada E103231, treaty-accord.gc.ca)
Article 15
Source CA–PT Convention Art 15 — Dependent Personal Services (Global Affairs Canada E103231, treaty-accord.gc.ca)
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Employment article (Art 15)
CA–PT Convention Art 15(2)(a) — ≤183 days in any twelve-month period commencing or ending in the calendar year concerned
183
Source CA–PT Convention Art 15(2)(a) — ≤183 days in any twelve-month period commencing or ending in the calendar year concerned
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Employment article (Art 15)
CA–PT Convention Art 15(2)(a) — rolling twelve-month window
any twelve month period commencing or ending in the calendar year concerned
Source CA–PT Convention Art 15(2)(a) — rolling twelve-month window
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Employment article (Art 15)
CA–PT Convention Art 15(2)(a)–(c) — all three limbs required (days, employer, PE/fixed base)
yes
Source CA–PT Convention Art 15(2)(a)–(c) — all three limbs required (days, employer, PE/fixed base)
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Relief article (Art 22)
CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax)
ordinary foreign tax credit
Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax)
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Relief article (Art 22)
CA–PT Convention Art 22 — Elimination of Double Taxation
Article 22
Source CA–PT Convention Art 22 — Elimination of Double Taxation
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Ordered rungs before the tie is settled
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
5 rungs
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
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Nationality is a rung in this treaty
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
yes
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
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Cascade ends in mutual agreement
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
yes
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
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What is different about this tie-breaker
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
Canada–Portugal: five-limb OECD-style cascade including nationality and mutual agreement. Day counts alone do not settle the tie.
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
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A Canada–Portugal social security agreement is in force
CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55)
yes
Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55)
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Pensions may be taxed in both states — periodic source tax capped (Art 18)
CA–PT Convention Art 18 (Treaty Accords id 103231) — pensions/annuities arising in one State and paid to a resident of the other may be taxed in the residence State; source State may also tax; periodic pension source tax ≤ lesser of 15% of gross on the amount exceeding CAD 12,000 in the calendar year
yes
Source CA–PT Convention Art 18 (Treaty Accords id 103231) — pensions/annuities arising in one State and paid to a resident of the other may be taxed in the residence State; source State may also tax; periodic pension source tax ≤ lesser of 15% of gross on the amount exceeding CAD 12,000 in the calendar year
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Common questions

Is there a Canada–Portugal tax treaty?

Yes. The Convention was signed on 14 June 1999 and entered into force on 24 October 2001. It sets reduced withholding rates and an Article IV residence tie-breaker.

How does the dual-residence tie-breaker work?

Article IV runs the full OECD cascade: permanent home → centre of vital interests → habitual abode → nationality → competent-authority mutual agreement.

Does moving to Portugal switch off Canadian rules?

No. Canada's departure tax (deemed disposition on emigration), OAS/GIS residency geography and the residential-ties test are domestic and survive the move.

When can Portugal tax my salary if I work there on a Canadian contract?

Article 15 taxes employment where it is exercised. You stay taxable only in Canada if all three limbs hold: present in Portugal no more than 183 days in any twelve-month period commencing or ending in the calendar year, paid by a non-Portuguese employer, and the cost not borne by a Portuguese permanent establishment. Relief is a foreign tax credit under Article 22.

CA → Portugal · four cells

Four machines a thread usually collapses

Social security / totalization	yes Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog. Income DTA does not totalise contributions.
Treaty pensions	yes Source CA–PT Convention Art 18 (Treaty Accords id 103231) — pensions/annuities arising in one State and paid to a resident of the other may be taxed in the residence State; source State may also tax; periodic pension source tax ≤ lesser of 15% of gross on the amount exceeding CAD 12,000 in the calendar year Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog. Taxing rights ≠ portability of your home pension.
Foreign-income / remittance hinge	yes Source AT tax-residency rules — residents typically pay tax on all their income, whether from Portugal or abroad; non-residents only pay tax on Portugal-source income Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog. Who taxes worldwide vs remitted vs source-only.
Home-side traps still on	yes Source Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog. CA domestic gates survive the move.

Why this beats a Facebook answer method

A screenshot from a group has no check month and no gazette link. A chatbot paragraph can mix OECD-model wording with the wrong pair. Here the cell either cites a primary source or stays an em dash — we refuse to invent the limb so you can hand the open chain to counsel.

Method: how a fact cell works. Desk with memory when cells move: firms. Canonical pair: /canada-to-portugal/tax.

Filed cells for this pair

Portugal stay · labour · tax

Stay · Earn · Tax · Compare

Tax-residence day test	183 days Source Autoridade Tributária English tax-residency rules page + CIRS Art. 16(1)(a) — resident if stayed in Portugal for more than 183 days (consecutive or interrupted) in any 12-month period beginning or ending in the tax year in question Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Foreign / worldwide income	yes Source AT tax-residency rules — residents typically pay tax on all their income, whether from Portugal or abroad; non-residents only pay tax on Portugal-source income Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Long-stay instrument (filed)	7 days/year Source AIMA ARI Art. 90.º-A — the ARI holder must spend at least 7 days in Portugal in the first year and at least 14 days in each subsequent year (a light physical-presence rule, not a residence-for-tax rule) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Local earn gate (filed)	2157 EUR/month Source AIMA Art. 90.º highly-qualified activity — subordinate hire needs an employer declaration of a contract paying at least 1.5× the national average gross annual salary (€2,157/month) or 3× the IAS; for shortage occupations in ISCO major groups 1 and 2 the floor is at least 1.2× the average gross salary (€1,725.60/month) or 2× the IAS (€1,018.52/month). Reference years: 2023 (average salary), 2024 (IAS) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.

Continue from this pair

CA × Portugal stays named. Overlay → stay / earn / dest tax → tools.

From CanadaAll six destinations Portugal stayVisa and residence Portugal earnWork lawfully Portugal taxWho may tax you there Home × land deskRead this pair side by side Two destinationsSame passport, second dest CA → VietnamSame passport, other land CA → ThailandSame passport, other land CA → IndonesiaSame passport, other land CA → PhilippinesSame passport, other land CA → MalaysiaSame passport, other land

Cross-check

Cross-check CA × Portugal

Home × land · CA × Portugal Two dests · CA From Canada Portugal hub CA → Portugal tax

CA across six lands

Land	Treaty	Relief	SSA	Open
Vietnam	yes Source Canada–Vietnam Income Tax Agreement; treaty-accord.gc.ca id 102424; Income Tax Conventions Implementation Act, 1998 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source Canada–Vietnam Income Tax Agreement Art 15 / Art 22; nguon/CA_VN_DTA.md Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA — Countries that have an international social security agreement with Canada — Vietnam absent from the published table (as of page update 2024-07-23) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Vietnam
Thailand	yes Source Thai RD intro canada — Convention signed 11 April 1984; instruments exchanged 16 July 1985 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source Canada–Thailand Convention Art 22 — Canada credits Thai tax; Thailand credits Canadian tax, subject to domestic limits Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA countries-with-agreement table (Open Government CSV July 2024) does not list Thailand Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Thailand
Indonesia	yes Source DJP (pajak.go.id) tax treaty register — Canada P3B in force (effective 1999-01-01) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source CA–ID Art 15(2) — 120 days within any twelve-month period; short-stay also needs either CAD 5,000 ceiling or employer/PE limbs — Article 22 ordinary credit method Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA countries-with-agreement table (Open Government CSV July 2024) does not list Indonesia Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Indonesia
Philippines	yes Source BIR Philippine Double Taxation Agreements list — Canada treaty in force (effective 1977-01-01) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	tax credit (deduction from tax payable) Source Canada–Philippines Convention relief article — each State deducts qualifying tax paid in the other State from its tax payable, within the ordinary credit limitation Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source CRA — Canada–Philippines social security agreement EIF 1 March 1997 (CPT64) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Philippines
Malaysia	yes Source Canada Department of Finance official tax-treaty list — Malaysia Treaty signed 15-Oct-76, S.C. 1980-81-82-83 c.44 Part VII, entry into force 18-Dec-80 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source CA–MY DTA Art XV Dependent Personal Services (Canada Finance); short-stay also offers a CAD 2,000 / MYR 4,000 alternative limb — Article XXIII ordinary credit Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA countries-with-agreement table (Open Government CSV July 2024) does not list Malaysia Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Malaysia
PortugalHere	yes Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary foreign tax credit Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Portugal

Eight passports on Portugal 8 overlays

Passport	Treaty	Relief	SSA	Open
AU	Signed, not in force	no treaty relief yet — Agreement signed, not in force Source ATO / FITO status — AU–PT signed 30 Nov 2023 not yet in force; nguon/PT_SOURCES.md Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source DSS / Services Australia — Australia–Portugal international social security agreement (Portugal on the published partner list; ATO bilateral SSA table notes start 1 October 2002) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	AU → Portugal
SG	yes Source Portugal OECD MLI consolidated position + AT convention list — Portugal–Singapore Convention, Original signed 06-09-1999, entry into force 16-03-2001; IRAS lists Portugal among Singapore's Avoidance of Double Taxation Agreements Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source SG–PT Agreement Art 24 — Elimination of Double Taxation (Singapore credits Portuguese tax; Portugal credits Singapore tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CPF Board / Singapore domestic CPF regime — no Singapore–Portugal social security / CPF totalisation agreement published; same gate as sg_vn_social_security_agreement_in_force (nguon/SG_SIDE_TRAPS.md pattern) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	SG → Portugal
KR	yes Source Portugal OECD MLI consolidated position — Portugal–Korea Convention, Original signed 26-01-1996, entry into force 21-12-1997 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source KR–PT Convention Art 23 — Methods for Elimination of Double Taxation (credit; matches KR–TH/KR–MY pattern filed from Korean Ministry of Government sources) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source NPS social security agreements overview — Portugal is not among Korea’s published SSA partners (MOU lump-sum paths elsewhere do not equal an SSA) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	KR → Portugal
CN	yes Source Portugal OECD MLI consolidated position + AT DTC summary table — Portugal–China Agreement, Original signed 21-04-1998, entry into force 08-06-2000 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source CN–PT Agreement Art 23 — Methods for Elimination of Double Taxation (China credits Portuguese tax; Portugal credits Chinese tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source MOHRSS / published China bilateral social security partner list (13 countries) does not include Portugal — same gate as cn_vn_social_security_agreement_in_force Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CN → Portugal
JP	yes Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 50/2012) — Convention between the Portuguese Republic and Japan, Original signed 19-12-2011, entry into force 28-07-2013 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source JP–PT Convention Art 22 — Elimination of Double Taxation (Portugal credits Japanese tax; Japan credits Portuguese tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source Japan Pension Service — Status of Agreements in Force (24 partners) does not include Portugal Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	JP → Portugal
UK	yes Source GOV.UK 'Portugal: tax treaties' + HMRC DT15600 — the 2025 UK–Portugal Double Taxation Convention (SI 2025 No. 1300), signed in London 15 September 2025, entered into force 29 December 2025; effective in the UK from 1 Jan 2026 (WHT), 1 Apr 2026 (CT), 6 Apr 2026 (IT/CGT), and in Portugal from 1 Jan 2026 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source UK–Portugal 2025 DTC Art 21 — Elimination of Double Taxation, UK credit for Portuguese tax Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source GOV.UK NI38 — Portugal is an EU social security agreement country for the UK Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	UK → Portugal
CAHere	yes Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary foreign tax credit Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Portugal
US	yes Source US Treasury Convention text (signed Washington 6 September 1994) + Portugal OECD MLI consolidated list — US–Portugal income tax convention, entry into force 18 December 1995, generally effective from 1 January 1996 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary foreign tax credit Source US–Portugal 1994 Convention Art 25 — Relief from Double Taxation (US credit), behind the Art 1(4) saving clause Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source SSA — the U.S.–Portugal Agreement on Social Security (signed Lisbon 30 March 1988, TIAS 12121) entered into force 1 August 1989; it eliminates dual social-security coverage and can total periods for benefits. Unlike US–Malaysia, this coordination exists Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	US → Portugal

Cells cite primary sources with check months. Method · Sources · Disclosure. Not personalised tax advice.

Named pair: From Canada · CA → Portugal tax.

Also filed for Portugal: Australia · Singapore · South Korea · China · Japan · United Kingdom · United States.

Canada → Portugal · tax

In plain termsOne treaty, two systems. Portugal counts 183 days or a habitual home; Canada keeps departure tax and OAS geography. The DTA breaks a tie — it does not erase the home rules.

There is a treaty — in force since 2001

An in-force Canada–Portugal DTA exists (

yes

Checked Aug 2026 · Band low · Status fresh

Open primary URL

Method: figures past 2× SLA hide. See /method · /status · /changelog.

), signed

1999-06-14

Source Portugal OECD MLI consolidated list — Canada Original date of signature 14-06-1999

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

and in force from

2001-10-24

Source Portugal OECD MLI consolidated list + AT DTC summary table — Canada entry into force 24-10-2001

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

. Portugal's own door is more than

183 days

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

— read Portugal tax residency.

Dual residence — a full cascade

Art IV picks one: permanent home → centre of vital interests → habitual abode → nationality → mutual agreement.

Rungs:

5 rungs

Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

. Nationality is a separate rung:

yes

Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

. Ends at mutual agreement:

yes

Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

The twistCanada–Portugal: five-limb OECD-style cascade including nationality and mutual agreement. Day counts alone do not settle the tie.

Employment exercised in Portugal

Three checks, not oneThe treaty employment rule sits in

Article 15

Source CA–PT Convention Art 15 — Dependent Personal Services (Global Affairs Canada E103231, treaty-accord.gc.ca)

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

. The short-stay ceiling is

183

Source CA–PT Convention Art 15(2)(a) — ≤183 days in any twelve-month period commencing or ending in the calendar year concerned

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

, measured in the

any twelve month period commencing or ending in the calendar year concerned

Source CA–PT Convention Art 15(2)(a) — rolling twelve-month window

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

. The day count alone is not a safe answer: the employer and permanent-establishment / fixed-base conditions must also pass (

yes

Source CA–PT Convention Art 15(2)(a)–(c) — all three limbs required (days, employer, PE/fixed base)

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

When both States tax the same income

The treaty relief method is

ordinary foreign tax credit

Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax)

Checked Aug 2026 · Band low · Status fresh

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Method: figures past 2× SLA hide. See /method · /status · /changelog.

under

Article 22

Source CA–PT Convention Art 22 — Elimination of Double Taxation

Checked Aug 2026 · Band low · Status fresh

Open primary URL

Method: figures past 2× SLA hide. See /method · /status · /changelog.

. A credit is not an exemption: keep the foreign assessment and proof of tax paid, and apply the domestic credit limit in the State granting relief.

Canada-side traps — Portugal does not delete them

Client trapCanada's departure tax, OAS/GIS residency geography and residential ties stay in force (

yes

Source Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them

Checked Aug 2026 · Band low · Status fresh

Method: figures past 2× SLA hide. See /method · /status · /changelog.

). Compare the live beachhead pair: Canada → Vietnam · tax.

Filed cells on this page

Evidence and sources17 dated facts for Canada–Portugal tax: DTA in force since 2001, full Article 4 cascade, departure tax stays

The readable briefing above uses these cells. Open a source only when you need to verify a number, date, or legal gate.

Canada–Portugal income tax treaty is in force
Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001
yes
Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
DTA signature date
Portugal OECD MLI consolidated list — Canada Original date of signature 14-06-1999
1999-06-14
Source Portugal OECD MLI consolidated list — Canada Original date of signature 14-06-1999
Checked Aug 2026 · Band low · Status fresh
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Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
DTA entry into force
Portugal OECD MLI consolidated list + AT DTC summary table — Canada entry into force 24-10-2001
2001-10-24
Source Portugal OECD MLI consolidated list + AT DTC summary table — Canada entry into force 24-10-2001
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Dual-resident individual tie-breaker (full cascade with nationality rung)
CA–PT Convention Art IV(2) (OECD-model cascade in the Portugal AT / Inforfisco consolidated text) — permanent home → centre of vital interests → habitual abode → nationality → competent-authority mutual agreement
permanent home → centre of vital interests → habitual abode → nationality → mutual agreement
Source CA–PT Convention Art IV(2) (OECD-model cascade in the Portugal AT / Inforfisco consolidated text) — permanent home → centre of vital interests → habitual abode → nationality → competent-authority mutual agreement
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Canada domestic traps still apply when Portugal is the destination
Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them
yes
Source Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them
Checked Aug 2026 · Band low · Status fresh
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Employment article (Art 15)
CA–PT Convention Art 15 — Dependent Personal Services (Global Affairs Canada E103231, treaty-accord.gc.ca)
Article 15
Source CA–PT Convention Art 15 — Dependent Personal Services (Global Affairs Canada E103231, treaty-accord.gc.ca)
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Employment article (Art 15)
CA–PT Convention Art 15(2)(a) — ≤183 days in any twelve-month period commencing or ending in the calendar year concerned
183
Source CA–PT Convention Art 15(2)(a) — ≤183 days in any twelve-month period commencing or ending in the calendar year concerned
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Employment article (Art 15)
CA–PT Convention Art 15(2)(a) — rolling twelve-month window
any twelve month period commencing or ending in the calendar year concerned
Source CA–PT Convention Art 15(2)(a) — rolling twelve-month window
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Employment article (Art 15)
CA–PT Convention Art 15(2)(a)–(c) — all three limbs required (days, employer, PE/fixed base)
yes
Source CA–PT Convention Art 15(2)(a)–(c) — all three limbs required (days, employer, PE/fixed base)
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Relief article (Art 22)
CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax)
ordinary foreign tax credit
Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax)
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Relief article (Art 22)
CA–PT Convention Art 22 — Elimination of Double Taxation
Article 22
Source CA–PT Convention Art 22 — Elimination of Double Taxation
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Ordered rungs before the tie is settled
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
5 rungs
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Nationality is a rung in this treaty
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
yes
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Cascade ends in mutual agreement
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
yes
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
What is different about this tie-breaker
CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
Canada–Portugal: five-limb OECD-style cascade including nationality and mutual agreement. Day counts alone do not settle the tie.
Source CA–PT Convention Art IV(2) (Portugal AT / Inforfisco); nguon/PT_SOURCES.md
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
A Canada–Portugal social security agreement is in force
CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55)
yes
Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55)
Checked Aug 2026 · Band low · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026
Pensions may be taxed in both states — periodic source tax capped (Art 18)
CA–PT Convention Art 18 (Treaty Accords id 103231) — pensions/annuities arising in one State and paid to a resident of the other may be taxed in the residence State; source State may also tax; periodic pension source tax ≤ lesser of 15% of gross on the amount exceeding CAD 12,000 in the calendar year
yes
Source CA–PT Convention Art 18 (Treaty Accords id 103231) — pensions/annuities arising in one State and paid to a resident of the other may be taxed in the residence State; source State may also tax; periodic pension source tax ≤ lesser of 15% of gross on the amount exceeding CAD 12,000 in the calendar year
Checked Aug 2026 · Band med · Status fresh
Open primary URL
Method: figures past 2× SLA hide. See /method · /status · /changelog.
checked Aug 2026

Common questions

Is there a Canada–Portugal tax treaty?

Yes. The Convention was signed on 14 June 1999 and entered into force on 24 October 2001. It sets reduced withholding rates and an Article IV residence tie-breaker.

How does the dual-residence tie-breaker work?

Article IV runs the full OECD cascade: permanent home → centre of vital interests → habitual abode → nationality → competent-authority mutual agreement.

Does moving to Portugal switch off Canadian rules?

No. Canada's departure tax (deemed disposition on emigration), OAS/GIS residency geography and the residential-ties test are domestic and survive the move.

When can Portugal tax my salary if I work there on a Canadian contract?

CA → Portugal · four cells

Four machines a thread usually collapses

Social security / totalization	yes Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog. Income DTA does not totalise contributions.
Treaty pensions	yes Source CA–PT Convention Art 18 (Treaty Accords id 103231) — pensions/annuities arising in one State and paid to a resident of the other may be taxed in the residence State; source State may also tax; periodic pension source tax ≤ lesser of 15% of gross on the amount exceeding CAD 12,000 in the calendar year Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog. Taxing rights ≠ portability of your home pension.
Foreign-income / remittance hinge	yes Source AT tax-residency rules — residents typically pay tax on all their income, whether from Portugal or abroad; non-residents only pay tax on Portugal-source income Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog. Who taxes worldwide vs remitted vs source-only.
Home-side traps still on	yes Source Canada domestic rules reuse (ca_vn_tax): departure tax / deemed disposition, OAS/GIS residency geography, residential ties — the Portugal DTA does not delete them Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog. CA domestic gates survive the move.

Why this beats a Facebook answer method

Method: how a fact cell works. Desk with memory when cells move: firms. Canonical pair: /canada-to-portugal/tax.

Filed cells for this pair

Portugal stay · labour · tax

Stay · Earn · Tax · Compare

Tax-residence day test	183 days Source Autoridade Tributária English tax-residency rules page + CIRS Art. 16(1)(a) — resident if stayed in Portugal for more than 183 days (consecutive or interrupted) in any 12-month period beginning or ending in the tax year in question Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Foreign / worldwide income	yes Source AT tax-residency rules — residents typically pay tax on all their income, whether from Portugal or abroad; non-residents only pay tax on Portugal-source income Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Long-stay instrument (filed)	7 days/year Source AIMA ARI Art. 90.º-A — the ARI holder must spend at least 7 days in Portugal in the first year and at least 14 days in each subsequent year (a light physical-presence rule, not a residence-for-tax rule) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Local earn gate (filed)	2157 EUR/month Source AIMA Art. 90.º highly-qualified activity — subordinate hire needs an employer declaration of a contract paying at least 1.5× the national average gross annual salary (€2,157/month) or 3× the IAS; for shortage occupations in ISCO major groups 1 and 2 the floor is at least 1.2× the average gross salary (€1,725.60/month) or 2× the IAS (€1,018.52/month). Reference years: 2023 (average salary), 2024 (IAS) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.

Continue from this pair

CA × Portugal stays named. Overlay → stay / earn / dest tax → tools.

Cross-check

Cross-check CA × Portugal

Home × land · CA × Portugal Two dests · CA From Canada Portugal hub CA → Portugal tax

CA across six lands

Land	Treaty	Relief	SSA	Open
Vietnam	yes Source Canada–Vietnam Income Tax Agreement; treaty-accord.gc.ca id 102424; Income Tax Conventions Implementation Act, 1998 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source Canada–Vietnam Income Tax Agreement Art 15 / Art 22; nguon/CA_VN_DTA.md Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA — Countries that have an international social security agreement with Canada — Vietnam absent from the published table (as of page update 2024-07-23) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Vietnam
Thailand	yes Source Thai RD intro canada — Convention signed 11 April 1984; instruments exchanged 16 July 1985 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source Canada–Thailand Convention Art 22 — Canada credits Thai tax; Thailand credits Canadian tax, subject to domestic limits Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA countries-with-agreement table (Open Government CSV July 2024) does not list Thailand Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Thailand
Indonesia	yes Source DJP (pajak.go.id) tax treaty register — Canada P3B in force (effective 1999-01-01) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source CA–ID Art 15(2) — 120 days within any twelve-month period; short-stay also needs either CAD 5,000 ceiling or employer/PE limbs — Article 22 ordinary credit method Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA countries-with-agreement table (Open Government CSV July 2024) does not list Indonesia Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Indonesia
Philippines	yes Source BIR Philippine Double Taxation Agreements list — Canada treaty in force (effective 1977-01-01) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	tax credit (deduction from tax payable) Source Canada–Philippines Convention relief article — each State deducts qualifying tax paid in the other State from its tax payable, within the ordinary credit limitation Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source CRA — Canada–Philippines social security agreement EIF 1 March 1997 (CPT64) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Philippines
Malaysia	yes Source Canada Department of Finance official tax-treaty list — Malaysia Treaty signed 15-Oct-76, S.C. 1980-81-82-83 c.44 Part VII, entry into force 18-Dec-80 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source CA–MY DTA Art XV Dependent Personal Services (Canada Finance); short-stay also offers a CAD 2,000 / MYR 4,000 alternative limb — Article XXIII ordinary credit Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CRA countries-with-agreement table (Open Government CSV July 2024) does not list Malaysia Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Malaysia
PortugalHere	yes Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary foreign tax credit Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Portugal

Eight passports on Portugal 8 overlays

Passport	Treaty	Relief	SSA	Open
AU	Signed, not in force	no treaty relief yet — Agreement signed, not in force Source ATO / FITO status — AU–PT signed 30 Nov 2023 not yet in force; nguon/PT_SOURCES.md Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source DSS / Services Australia — Australia–Portugal international social security agreement (Portugal on the published partner list; ATO bilateral SSA table notes start 1 October 2002) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	AU → Portugal
SG	yes Source Portugal OECD MLI consolidated position + AT convention list — Portugal–Singapore Convention, Original signed 06-09-1999, entry into force 16-03-2001; IRAS lists Portugal among Singapore's Avoidance of Double Taxation Agreements Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source SG–PT Agreement Art 24 — Elimination of Double Taxation (Singapore credits Portuguese tax; Portugal credits Singapore tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source CPF Board / Singapore domestic CPF regime — no Singapore–Portugal social security / CPF totalisation agreement published; same gate as sg_vn_social_security_agreement_in_force (nguon/SG_SIDE_TRAPS.md pattern) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	SG → Portugal
KR	yes Source Portugal OECD MLI consolidated position — Portugal–Korea Convention, Original signed 26-01-1996, entry into force 21-12-1997 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source KR–PT Convention Art 23 — Methods for Elimination of Double Taxation (credit; matches KR–TH/KR–MY pattern filed from Korean Ministry of Government sources) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source NPS social security agreements overview — Portugal is not among Korea’s published SSA partners (MOU lump-sum paths elsewhere do not equal an SSA) Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	KR → Portugal
CN	yes Source Portugal OECD MLI consolidated position + AT DTC summary table — Portugal–China Agreement, Original signed 21-04-1998, entry into force 08-06-2000 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source CN–PT Agreement Art 23 — Methods for Elimination of Double Taxation (China credits Portuguese tax; Portugal credits Chinese tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source MOHRSS / published China bilateral social security partner list (13 countries) does not include Portugal — same gate as cn_vn_social_security_agreement_in_force Checked Aug 2026 · Band med · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CN → Portugal
JP	yes Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 50/2012) — Convention between the Portuguese Republic and Japan, Original signed 19-12-2011, entry into force 28-07-2013 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source JP–PT Convention Art 22 — Elimination of Double Taxation (Portugal credits Japanese tax; Japan credits Portuguese tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	no Source Japan Pension Service — Status of Agreements in Force (24 partners) does not include Portugal Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	JP → Portugal
UK	yes Source GOV.UK 'Portugal: tax treaties' + HMRC DT15600 — the 2025 UK–Portugal Double Taxation Convention (SI 2025 No. 1300), signed in London 15 September 2025, entered into force 29 December 2025; effective in the UK from 1 Jan 2026 (WHT), 1 Apr 2026 (CT), 6 Apr 2026 (IT/CGT), and in Portugal from 1 Jan 2026 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary tax credit Source UK–Portugal 2025 DTC Art 21 — Elimination of Double Taxation, UK credit for Portuguese tax Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source GOV.UK NI38 — Portugal is an EU social security agreement country for the UK Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	UK → Portugal
CAHere	yes Source Portugal OECD MLI consolidated position + AT DTC summary table (Parliament's Resolution 81/00) + Finance Canada treaty list — Canada–Portugal Convention, Original signed 14-06-1999, entry into force 24-10-2001 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary foreign tax credit Source CA–PT Convention Art 22 — Elimination of Double Taxation (Canada deducts Portuguese tax; Portugal credits Canadian tax) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source CRA — Canada–Portugal social security agreement EIF 1 May 1981 (CPT55) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	CA → Portugal
US	yes Source US Treasury Convention text (signed Washington 6 September 1994) + Portugal OECD MLI consolidated list — US–Portugal income tax convention, entry into force 18 December 1995, generally effective from 1 January 1996 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	ordinary foreign tax credit Source US–Portugal 1994 Convention Art 25 — Relief from Double Taxation (US credit), behind the Art 1(4) saving clause Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source SSA — the U.S.–Portugal Agreement on Social Security (signed Lisbon 30 March 1988, TIAS 12121) entered into force 1 August 1989; it eliminates dual social-security coverage and can total periods for benefits. Unlike US–Malaysia, this coordination exists Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	US → Portugal

Cells cite primary sources with check months. Method · Sources · Disclosure. Not personalised tax advice.

Named pair: From Canada · CA → Portugal tax.

Also filed for Portugal: Australia · Singapore · South Korea · China · Japan · United Kingdom · United States.