Mauritian citizenship by naturalisation (section 9) and registration (sections 5 and 7), Mauritius Citizenship Act

The Prime Minister's Office (Defence and Home Affairs Division) handles Mauritian citizenship. Non-Commonwealth citizens can naturalise after 12 months' continuous residence immediately before applying plus at least 5 years in aggregate in the 7 years before that. Commonwealth citizens can register after 5 continuous years (the Minister may accept a shorter period, not under 12 months). Foreign spouses of Mauritians can register after living with their spouse under the same roof in Mauritius for an aggregate of four years immediately before applying. Investors who have invested at least US$500,000 and lived in Mauritius for 2 continuous years can apply under section 9(3). Certificates cost Rs 50,000 (naturalisation, Commonwealth registration) or Rs 20,000 (spouse), plus a Rs 2,000 application fee.