March Key Tax Dates 2025

19^th

• For employers operating PAYE, this is the deadline to send an Employer Payment Summary (EPS) to claim any reduction on what you’ll owe HMRC.

22^nd

• Deadline for employers operating PAYE to pay HMRC. This is also the quarterly deadline for businesses that pay per quarter.

26^th

• Chancellor to deliver Spring Forecast to Parliament; tax changes may be announced.

31^st

• for many companies, it’s the financial year-end, aligning with the financial year for Corporation Tax purposes, which runs from 1 April to 31 March.

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