Tax and business calendar
Details of compliance and regulatory deadlines.
05 April 2025
National Insurance
Normal deadline to pay voluntary Class 2 or Class 3 NI for 2018-19
Tax Year
2024/25 tax year ends
P46(car) Electronic
Quarter to 5 April 2025
06 April 2025
Tax Year
2025/26 tax year begins
07 April 2025
VAT Return Submission and Payment (online)
Month-end or quarter 28 February 2025
14 April 2025
CT61
Return and payment for quarter ended 31 March 2025
19 April 2025
CIS Return
Payments made to subcontractors in the month to 5 April 2025
PAYE, NIC and CIS Payment (postal)
Quarter-end 5 April 2025
PAYE, NIC and CIS Payment (postal)
Month-end 5 April 2025
22 April 2025
PAYE, NIC and CIS Payment (electronic)
Quarter-end 5 April 2025