Registering for Self Assessment and getting a tax return

Archived article from 2021. Rates, thresholds and rules may have changed since then. Ask us for the current position before you act on it.

Use form SA1 if you need to register but you’re not self-employed. For example, if you:

become a company director
receive income from land and property in the UK
have taxable foreign income of more than £300 a year
receive yearly income from a trust or settlement
sell shares, property or other assets liable to Capital Gains
have yearly income over £100,000
get untaxed income that can’t be collected through your PAYE tax code
have income over £50,000 and you or your partner carry on receiving Child Benefit payments
have Capital Gains Tax to pay