Who needs to file
Directors with untaxed income, the self-employed, and people with higher or additional income often need to file a Self Assessment tax return.
Key deadlines
- Register by 5 October after the tax year.
- File online and pay by 31 January.
- Keep records for at least five years.
Frequently asked questions
What if I file late?+
There is an automatic penalty plus interest on tax paid late, so file early where you can.