Tax Calendar 2026/2027
| June 2026 | |
| 01 | - Corporation Tax payments are due for companies with a year-end of 31st August. |
| 19 | - For employers operating PAYE, this is the deadline to send an Employer Payment Summary (EPS) to claim any reduction on what you'll owe HMRC. - It is also the deadline for employers operating PAYE to pay HMRC by post, for May. |
| 22 | - Deadline for employers operating PAYE to pay HMRC electronically, for May. |
| 30 | - Corporation Tax Returns (CT600 form) are due for companies with a year-end of 30th June. |
| 01 | - Corporation Tax payments are due for companies with a year-end of 30th September. |
| July 2026 | |
| 01 | - Corporation Tax payments are due for companies with a year-end of 30th September. |
| 06 | - Deadline for submitting P11D and P11D(b) forms for the tax year 2025-26. |
| 19 | - For employers operating PAYE, this is the deadline to send an Employer Payment Summary (EPS) to claim any reduction on what you'll owe HMRC. - It is also the deadline for employers operating PAYE to pay HMRC by post, for June. |
| 22 | - Deadline for employers operating PAYE to pay HMRC electronically, for June. - It is also the deadline for paying class 1A National Insurance owed on expenses or benefits for the tax year 2025-26. |
| 31 | - Corporation Tax Returns (CT600 form) are due for companies with a year-end of 31st July. |
| August 2026 | |
| September 2026 | |
| October 2026 | |
| November 2026 | |
| December 2026 | |