Residence & citizenship
Cambodian Cambodian Citizenship (Naturalisation)
Acquiring Cambodian nationality by naturalisation, marriage, investment or descent under the Law on Nationality.
Expert reviewed Official guidance referenced
Under review — check current rules
The qualifying residence periods, investment amounts and marriage conditions under the Law on Nationality could not be verified on an official page; confirm the current thresholds in the Law on Nationality before stating figures.
Important information
Immigration rules and fees can change. This information is for general guidance only and does not constitute legal advice. Always check the latest requirements on the official Cambodia government website before you apply.
On this page
- Route type
- Citizenship / naturalisation
- Legal basis
- Law on Nationality of the Kingdom of Cambodia
- Routes
- Naturalisation, marriage, investment/contribution, descent
Who it is for
- Long-term lawful residents seeking to naturalise
- Foreign spouses of Cambodian citizens
- Investors or people making a significant contribution to Cambodia
- People of Cambodian descent
Requirements
- A qualifying period of lawful residence (for naturalisation)
- Good character and no serious criminal record
- Knowledge of Khmer language and culture, as required by law
- Supporting documentation of the chosen route (e.g. marriage, investment)
How to apply
- Establish and maintain a qualifying lawful basis of stay
- Prepare documentation under the relevant route in the Law on Nationality
- Apply through the government process and await decision
Official sources
For the most accurate and up-to-date information, always refer to the official government sources.
Verified against official gov.uk sources · last reviewed 2026-08-21. Information only — not legal advice.