Check your deadline dates for self employment

April 2026: Mandatory for income over £50,000
April 2027: Mandatory for income over £30,000
April 2028: Expected for income over £20,000

Not sure of when you need to submit a tax return? Use our quick checker to view your deadline dates.

When did you become self-employed?

Enter the date you started your self-employment (e.g., your first day as a Slimming World Consultant)