1 March 2025
Pay corporation tax for accounting periods ended 31 May 2024 for SMEs not liable to pay by instalments.
Review HMRC car mileage fuel rates.
2 March 2025
Unpaid income tax/class 4 National Insurance liability for 2023-24 will attract an automatic 5% penalty.
7 March 2025
VAT returns and electronic payment for 31 January 2025 quarter.
14 March 2025
Quarterly corporation tax instalment for large companies depending on accounting year end.
19 March 2025
PAYE NI CIS and student loan liabilities for month ended 5 March 2025 if not paying electronically.
File monthly CIS return.
21 March 2025
File online monthly EC sales list – only relevant to a business based in Northern Ireland selling goods.
Supplementary intrastat declarations for February 2025 – arrivals only for a GB business arrivals and despatch for a business in Northern Ireland.
22 March 2025
PAYE NI and student loan liabilities to clear HMRC’s bank account.
31 March 2025
Companies House should have received accounts of...
Please reach out to customer services at +44 (0) 330 161 1234 or 'customer.services@lexisnexis.co.uk' for further assistance.