| Date | What’s Due |
| 1/03 | Corporation tax for year to 31/05/2022 unless quarterly instalments apply. |
| 19/03 | PAYE & NIC deductions, and CIS return and tax, for month to 5/03/2023(due 22/03 if you pay electronically). |
| 1/04 | Corporation tax for year to 30/06/2022 unless quarterly instalments apply. |
| 5/04 | End of 2022/23 tax year – many tax planning actions need to have been done by this date. |
| 6/04 | Start of the 2023/2-24 Tax Year. |
| 19/1/23 | PAYE & NIC deductions, and CIS return and tax, for month to 5/1/23 (due 22/1 if you pay electronically). |
