| January | |
| 1 | Corporation Tax payment: 31 March 2023 year ends |
| 7 | VAT return submission and payment (online): month-end or quarter 30 November 2023 |
| 14 | CT61: return and payment for quarter ended 31 December |
| 19 | PAYE, NIC and CIS payment (postal): month-end 5 January 2024 |
| 19 | PAYE, NIC and CIS payment (postal): quarter-end 5 January 2024 |
| 19 | CIS return: payments made to subcontractors in the month to 5 January 2024 |
| 22 | PAYE, NIC and CIS payment (electronic): month-end 5 January 2024 |
| 22 | PAYE, NIC and CIS payment (electronic): quarter-end 5 January 2024 |
| 30 | Non-resident landlord scheme: payment of tax for the quarter ended 31 December 2023 |
| 31 | Corporation Tax returns: 31 January 2023 year ends |
| 31 | Self Assessment: 2022-23 online tax returns |
| 31 | Self Assessment: amendments to 2021-22 tax returns |
| 31 | Self Assessment: 2022-23 balancing payment |
| 31 | Self Assessment: first 2023-24 payment on account |
| 31 | Self Assessment: file outstanding 2019-20 returns to displace a determination |
| 31 | National Insurance: notify of liability to Class 2 NI where self-employment commenced in 2022-23 |
| 31 | National Insurance: Form CA72A (deferral) for the self-employed |
| 31 | IR35: amend or correct 2022-23 deemed payment on employer return and pay any balance of PAYE/NIC |
| 31 | EFRBS: report schemes starting in 2022-23 |
| 31 | Plastic Packaging Tax: return and payment quarter-end 31 December |
| February | |
| 1 | Corporation Tax payment: 30 April 2023 year ends |
| 2 | P46(car) electronic or paper: quarter to 5 January 2024 |
| 5 | Employment intermediaries: report for the quarter to 5 January 2024 |
| 5 | Employment intermediaries: remove a report for the quarter to 5 October 2023 |
| 7 | VAT return submission and payment (online): month-end or quarter 31 December 2023 |
| 14 | National Insurance: Form CA72A (deferral). for the employed |
| 19 | PAYE, NIC and CIS payment (postal): month-end 5 February 2024 |
| 19 | CIS return: payments made to subcontractors in the month to 5 February 2024 |
| 22 | PAYE, NIC and CIS payment (electronic): month-end 5 February 2024 |
| 28 | Corporation Tax returns: 28 February 2023 year ends |
| March | |
| 1 | Corporation Tax payment: 31 May 2023 year ends |
| 1 | Advisory fuel rates for company car drivers: new rates published |
| 7 | VAT return submission and payment (online): month-end or quarter 31 January 2024 |
| 19 | PAYE, NIC and CIS payment (postal): month-end 5 March 2024 |
| 19 | CIS return: payments made to subcontractors in the month to 5 March 2024 |
| 22 | PAYE, NIC and CIS payment (electronic): month-end 5 March 2024 |
| 31 | Corporation Tax returns: 31 March 2023 year ends |
| 31 | Annual Tax on Enveloped Dwellings: amend ATED returns for year to 31 March 2023 |
2024 Q1 Tax Dates For Your Diary
Published 11 December 2023

