Fiscal Year 2025 Dates Uk. To keep things simple, we’ve highlighted the critical dates for uk business owners in 2025. The current tax year started on the 6th april 2024 to 5th april 2025.

To see every tax month and tax week for the 2024/2025 tax year use our payroll tax calendar. Since october 2014, hmrc has been sending out an annual tax summary for the previous tax year (so for this year it will be paye income earned between april 6th 2024 and april 5th 2025).