Dates and deadlines
Mark your calendar
With so many important dates throughout your tax year, it helps to have a single point of reference to keep track of your deadlines. Our tax calendar will help you keep on top of your obligations.
19 January 2026
CIS return
Payments made to subcontractors in the month to 5 January 2026
PAYE, NIC and CIS payment (postal)
Quarter-end 5 January 2026
PAYE, NIC and CIS payment (postal)
Month-end 5 January 2026
22 January 2026
PAYE, NIC and CIS payment (electronic)
Quarter-end 5 January 2026
PAYE, NIC and CIS payment (electronic)
Month-end 5 January 2026
30 January 2026
Non-resident landlord scheme
Payment of tax for the quarter ended 31 December 2025
31 January 2026
Plastic Packaging Tax
Return and payment quarter-end 31 December
EFRBS
Report schemes starting in 2024/25
IR35
Amend or correct 2024/25 deemed payment on employer return and pay balance of PAYE/NIC
National Insurance
Form CA72A (deferral) for the self-employed
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