Specialist Tax News

Diary of main tax events June/July 2026

Date What’s Due
1 June Corporation Tax for year to 31/08/2025, unless quarterly instalments apply
19 June PAYE & NIC deductions, and CIS return and tax, for month to 05/06/2026 (due 22 June if you pay electronically)
1 July Corporation Tax for year to 30/09/2025, unless quarterly instalments apply
19 July PAYE & NIC deductions, and CIS return and tax, for month to 05/07/2026 (due 22 July if you pay electronically)
31 July Due date for the second self assessment payment on account for 2025/26 (if applicable)