8th September 2025
Please find below our diary of main tax events for August/September 2025. Any questions do not hesitate to get in touch with us.
Date What is due
01-Aug Corporation tax payment for year to 31/10/24 (unless quarterly instalments apply).
19-Aug PAYE & NIC deductions, and CIS return and tax, for month to 05/08/25.
01-Sept Corporation tax payment for year to 30/11/24 (unless quarterly instalments apply).
19-Sept PAYE & NIC deductions, and CIS return and tax, for month to 5/09/25.