China Tax Residency Guide 2026 — 183-Day Rule, 6-Year Rule, Habitual Residence
Chinese tax residency determines whether you are taxed on worldwide income (resident) or only China-source income (non-resident). The key tests are the 183-day physical presence rule, the 6-year rule for foreigners, and the habitual residence (习惯性居住) standard.
Who Is a Tax Resident of China?
Under Article 1 of the Individual Income Tax Law (个人所得税法), an individual is a resident individual (居民个人) if they meet either of two tests: (1) They have a domicile (住所) in China, or (2) They have been physically present in China for 183 days or more in a calendar year. Resident individuals are subject to Chinese IIT on their worldwide income. Non-resident individuals (those who meet neither test) are taxed only on China-source income. The domicile standard is rooted in Chinese civil law concept of "habitual residence" (习惯性居住), which is broader than the common law concept of domicile. For Chinese nationals, there is a strong presumption that they are domiciled in China unless they have permanently emigrated and severed all economic and family ties. For foreigners, the 183-day test is the primary determinant of residency.
The 183-Day Physical Presence Test
A foreign individual who spends 183 or more days in China in a calendar year becomes a resident individual for that year. The day-count includes all days of physical presence — any day on which the individual is present in China at any time counts as a full day. This includes transit days, business trips, and holidays. The calculation runs from 1 January to 31 December. Each calendar year is assessed independently for the 183-day test. However, under the 6-year rule, the consequence of residency for foreigners is modified (see below). The 183-day threshold is consistent with the international standard used in most tax treaties (OECD Model Article 15) and China's domestic law. For 2026 planning, foreign individuals should maintain a precise day-count log using passport entry/exit stamps and travel records. A single day over 183 in any relevant year can trigger residency and potential worldwide income exposure.
The 6-Year Rule for Foreigners
The 6-year rule (六年规则) is a critical modification of the residency rules for foreign individuals. Even if a foreigner meets the 183-day test and becomes a resident individual, they are not taxed on their foreign-source income until they have been a resident for 6 consecutive years. Specifically: (1) If a foreigner has been resident (183+ days per year) for fewer than 6 consecutive years, their foreign-source income is exempt from Chinese IIT. (2) In year 6 and beyond of continuous residency, worldwide income becomes taxable. (3) The clock resets to zero if the foreigner spends fewer than 183 days in China in any single year. (4) Even after the 6-year threshold is crossed, foreign-source income is only taxed if it is paid or remitted to China. This "remittance basis" for foreign-source income provides additional planning flexibility. For example, a foreigner who has been resident for 7 years can simply keep their foreign investment income in an overseas bank account and not remit it to China to avoid Chinese tax. However, the tax authorities have been tightening the definition of "remittance" to include indirect remittances (e.g., using foreign credit cards in China).
Habitual Residence (习惯性居住) — The Domicile Test
The "domicile" (住所) test under Chinese tax law is distinct from the common law domicile concept. Under Chinese criteria, an individual has a domicile in China if they have a habitual residence (习惯性居住) — meaning a place where they live due to household registration, family, economic interests, or social ties. For Chinese citizens, habitual residence is almost always China unless they have permanently emigrated. For foreigners, the National Tax Administration (国家税务总局) has clarified that a foreign individual is generally not considered to have a domicile in China if they do not have the intention to reside permanently — evidenced by factors like maintaining a home abroad, having family abroad, and not registering for permanent residence in China. However, foreign individuals who own property in China, have their family living in China, or have established long-term economic ties may be deemed to have a domicile. This determination is facts-and-circumstances based and subject to audit risk. In practice, the tax authorities tend to apply the domicile test conservatively for foreigners, relying primarily on the 183-day test for residency determination.
Tie-Breaker Rules Under Tax Treaties
When an individual is considered resident in both China and another country under domestic laws, the applicable double taxation treaty provides tie-breaker rules (Article 4 of the OECD Model) to determine a single country of residence. The hierarchy is: (1) Permanent home available — the country where the individual has a permanent home available (not necessarily owned — a long-term rental suffices). (2) Centre of vital interests — if a permanent home exists in both, the country with which the individual's personal and economic relations are closer. (3) Habitual abode — if the centre of vital interests cannot be determined, the country where the individual habitually dwells. (4) Nationality — if still unresolved, the country of citizenship. (5) Mutual agreement procedure — the competent authorities of both countries negotiate. For example, a US citizen living in China for 200 days per year but maintaining a home and family in the US would likely be considered a US resident under the US-China treaty tie-breaker, even though they meet China's 183-day test. Treaty tie-breaker determinations are complex and often require professional advice.
Residency Starting and Ending Dates
An individual becomes a Chinese tax resident on the first day of their stay in China in a calendar year (if they will meet the 183-day test), or from the date they establish domicile. They cease to be a resident on the date they leave China, provided they do not return for 183+ days in that year. Short-term business visitors (less than 183 days) who do not have a domicile in China are non-residents. Special rules apply to transit days — a day of transit through China (not leaving the airport transit area) may not count as presence, but the tax authorities have issued inconsistent guidance on this point. The safe approach is to count all days physically present in Chinese territory.
Reporting Obligations for Residents
Resident individuals (including foreigners who pass the 183-day test) must file an annual IIT reconciliation (年度汇算) through the 自然人电子税务局 (Individual E-Tax Portal) between 1 January and 30 March of the following year. The reconciliation aggregates all income sources (employment, investment, rental, etc.) and calculates the final IIT liability, allowing the taxpayer to claim refunds or pay additional tax. Non-resident individuals generally do not file annual reconciliation but must ensure proper withholding by their employer. Foreigners who have been in China for fewer than 6 years must report worldwide income but will receive an exemption on foreign-source income — however, the exemption must be claimed. Annual IIT reconciliation step-by-step →