Desk 2 · two destinations

Vietnam vs Portugal on a Chinese passport

Verified 2026-08How facts work SourcesNationality is fixed. Cells are filed on each dest tax hub. Overlays are separate pair URLs.

Passport hub: From China · home × land: CN × Vietnam · CN × Portugal.

Filed cells

Tax, stay and earn lenses from dest hubs — not invented fees. Purpose framing:

Work · remote · retire — which rows matter

Work — earn gate + tax days. Overlay for treaty short-stay.
Remote — stay instrument + foreign-income rule. Overlay for home traps.
Retire — stay instrument + pension articles on the overlay. Spend-down compare lives on ThonRetire.

Lens	Vietnam	Portugal
Tax-residence day test	183 days Source Luật Thuế TNCN 109/2025/QH15 Điều 2 khoản 2 điểm a; NĐ 253/2026/NĐ-CP Điều 4 khoản 1 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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 Luật 109/2025/QH15 Điều 2 khoản 1; NĐ 253/2026/NĐ-CP Điều 6 khoản 2 điểm a Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Top personal rate	35% Source Luật 109/2025/QH15 Điều 9 — bậc 5 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	48% Source CIRS Art. 68(1) (Lei 73-A/2025) — AT irs68 table: superior a €86,634; taxa normal 48,00% (ninth escalão; no taxa média listed) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Long-stay instrument (filed)	yes Source Product map — purpose → entry symbol → TRC (if eligible) → work permit/exemption as four separate decisions Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog.	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)	yes Source Bộ luật Lao động 45/2019/QH14 Điều 153 khoản 2 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Treaty (CN)	yes Source China–Vietnam DTA 1995; VN GDT treaty list; MFA treaty PDF Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Employment short-stay	183 days Source China–Vietnam DTA Art 15(2)(a) — ≤183 days in the calendar year (one of conditions) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	183 Source CN–PT Agreement Art 15(2)(a) — ≤183 days 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.
Relief (double tax)	ordinary tax credit Source China–Vietnam DTA Art 15 / Art 23; nguon/CN_VN_DTA_1995.md 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.
Art 4	Cascade permanent home → centre of vital interests → habitual abode → nationality → mutual agreement Source China–Vietnam DTA Art 4(2)(a)–(d) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	Cascade permanent home → centre of vital interests → habitual abode → nationality → mutual agreement Source CN–PT Agreement Art 4(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.
SSA / totalization	no Source MOHRSS — China bilateral social security agreements in force with listed partners (DE/KR/DK/FI/CA/CH/NL/ES/LU/JP/RS etc.) — Vietnam absent Checked Aug 2026 · Band med · 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.
Treaty pensions	yes Source China–Vietnam DTA Art 18(1) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	—
Foreign-income hinge	yes Source Luật 109/2025/QH15 Điều 2 khoản 1; NĐ 253/2026/NĐ-CP Điều 6 khoản 2 điểm a Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Home-side traps	yes Source nguon/CN_SIDE_TRAPS.md — 183-day / worldwide / six-year gates Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source China domestic rules reuse (cn_vn_tax): six-year rule, domicile, hukou clearance — the Portugal DTA does not delete them Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog.

Vietnam

Through a CN lens

StayVisa and residence EarnWork lawfully TaxWho may tax you there Pair overlayCN → VietnamTreaty and home-side traps Home × land deskRead this pair as a desk

Depth: decide · path · 40 fields

Portugal

Through a CN lens

StayVisa and residence EarnWork lawfully TaxWho may tax you there Pair overlayCN → PortugalTreaty and home-side traps Home × land deskRead this pair as a desk

Earn doors we publish

Local hireArticle 88 subordinate work Highly qualifiedArticle 90 floor RemoteDigital nomad track Own a businessIndependent / founder

Other pairs

Vietnam vs ThailandCN Thailand vs MalaysiaCN Vietnam vs PortugalCN Philippines vs IndonesiaCN Malaysia vs PortugalCN Thailand vs PortugalCN

Vietnam vs Portugal on a Chinese passport

Verified 2026-08How facts workSourcesNationality is fixed. Cells are filed on each dest tax hub. Overlays are separate pair URLs.

Filed cells

Tax, stay and earn lenses from dest hubs — not invented fees. Purpose framing:

Work · remote · retire — which rows matter

Work — earn gate + tax days. Overlay for treaty short-stay.
Remote — stay instrument + foreign-income rule. Overlay for home traps.
Retire — stay instrument + pension articles on the overlay. Spend-down compare lives on ThonRetire.

Lens	Vietnam	Portugal
Tax-residence day test	183 days Source Luật Thuế TNCN 109/2025/QH15 Điều 2 khoản 2 điểm a; NĐ 253/2026/NĐ-CP Điều 4 khoản 1 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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 Luật 109/2025/QH15 Điều 2 khoản 1; NĐ 253/2026/NĐ-CP Điều 6 khoản 2 điểm a Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Top personal rate	35% Source Luật 109/2025/QH15 Điều 9 — bậc 5 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	48% Source CIRS Art. 68(1) (Lei 73-A/2025) — AT irs68 table: superior a €86,634; taxa normal 48,00% (ninth escalão; no taxa média listed) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.
Long-stay instrument (filed)	yes Source Product map — purpose → entry symbol → TRC (if eligible) → work permit/exemption as four separate decisions Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog.	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)	yes Source Bộ luật Lao động 45/2019/QH14 Điều 153 khoản 2 Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Treaty (CN)	yes Source China–Vietnam DTA 1995; VN GDT treaty list; MFA treaty PDF Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Employment short-stay	183 days Source China–Vietnam DTA Art 15(2)(a) — ≤183 days in the calendar year (one of conditions) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	183 Source CN–PT Agreement Art 15(2)(a) — ≤183 days 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.
Relief (double tax)	ordinary tax credit Source China–Vietnam DTA Art 15 / Art 23; nguon/CN_VN_DTA_1995.md 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.
Art 4	Cascade permanent home → centre of vital interests → habitual abode → nationality → mutual agreement Source China–Vietnam DTA Art 4(2)(a)–(d) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	Cascade permanent home → centre of vital interests → habitual abode → nationality → mutual agreement Source CN–PT Agreement Art 4(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.
SSA / totalization	no Source MOHRSS — China bilateral social security agreements in force with listed partners (DE/KR/DK/FI/CA/CH/NL/ES/LU/JP/RS etc.) — Vietnam absent Checked Aug 2026 · Band med · 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.
Treaty pensions	yes Source China–Vietnam DTA Art 18(1) Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	—
Foreign-income hinge	yes Source Luật 109/2025/QH15 Điều 2 khoản 1; NĐ 253/2026/NĐ-CP Điều 6 khoản 2 điểm a Checked Aug 2026 · Band low · Status fresh Open primary URL Method: figures past 2× SLA hide. See /method · /status · /changelog.	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.
Home-side traps	yes Source nguon/CN_SIDE_TRAPS.md — 183-day / worldwide / six-year gates Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog.	yes Source China domestic rules reuse (cn_vn_tax): six-year rule, domicile, hukou clearance — the Portugal DTA does not delete them Checked Aug 2026 · Band low · Status fresh Method: figures past 2× SLA hide. See /method · /status · /changelog.