British Citizenship (Naturalisation) overview Family · sub-route

British Citizenship (Naturalisation)Spouse of British citizen

£1,839 · no waiting period after ILR

Application fee
£1,839
01 · Eligibility

Are you eligible for the spouse of british citizen route?

  • Married to a British citizen AND hold ILR / settled status (no minimum time on ILR)
  • 3 years UK residence (not 5) · Max 270 days absent in 3 yrs
  • Max 90 days absent in last 12 months · B1 English + LITUK
02 · Watch out for

Key conditions

  • !Form AN — same form as standard, with spouse-route declaration.
  • !Apply the moment ILR is granted if married 3+ years and resident 3+ years.
03 · Other sub-routes

Compare with other British Citizenship (Naturalisation) routes

Ready to apply on the spouse of british citizen route?

Use the official gov.uk application — free, no signup, no agents.

Apply on gov.uk