| August 2021 | |
|---|---|
| 2 | Deadline for submitting P46(Car) for employees whose car/fuel benefits changed during the quarter to 5 July 2021. |
| 19 | PAYE, Student loan and CIS deductions are due for the month to 5 August 2021. |
| September 2021 | |
|---|---|
| 1 | New Advisory Fuel Rates (AFR) for company car users apply from today. |
| 19 | PAYE, Student loan and CIS deductions are due for the month to 5 September 2021. |
| 30 | End of CT61 quarterly period. |
| October 2021 | |
|---|---|
| 1 | Due date for payment of Corporation Tax for period ended 31 December 2020. |
| 5 | Deadline for notifying HMRC of new sources of taxable income or gains or liability to the High Income Child Benefit Charge for 2020/21 if no tax return has been issued. |
| 14 | Due date for income tax for the CT61 quarter to 30 September 2021. |
| 19 | Tax and NICs due under a 2020/21 PAYE Settlement Agreement. PAYE, Student loan and CIS deductions are due for the month to 5 October 2021. PAYE quarterly payments are due for small employers for the pay periods 6 July 2021 to 5 October 2021. |
| 31 | Deadline for submitting ‘paper’ 2020/21 self assessment returns. |