Skip to main content Skip to search

Financial Calendar

Tax Deadlines 2023/2024

April 2023

5th
Last day of 2022/23 tax year.
Deadline for 2022/23 ISA investments and pension contributions.
Last day to make disposals using the 2022/23 CGT exemption.
14th
Due date for income tax for the CT61 period to 31 March 2023.
19th
Automatic interest is charged where PAYE tax, Student loan deductions, Class 1 NI or CIS deductions for 2022/23 are not paid by today. Penalties may also apply if any payments have been made late throughout the tax year.
PAYE quarterly payments are due for small employers for the pay periods 6 January 2023 to 5 April 2023.
PAYE, Student loan and CIS deductions are due for the month to 5 April 2023.
Deadline for employers’ final PAYE return to be submitted online for 2022/23.

May 2023

3rd
Deadline for submitting P46(Car) for employees whose car/fuel benefits changed during the quarter to 5 April 2023.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 May 2023.
31st
Deadline for forms P60 for 2022/23 to be issued to employees.

June 2023

1st
New Advisory Fuel Rates (AFR) for company car users apply from today.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 June 2023.
30th
End of CT61 quarterly period.

July 2023

5th
Deadline for applying for a PAYE Settlement Agreement for 2022/23.
6th
Deadline for forms P11D and P11D(b) for 2022/23 to be submitted to HMRC and copies to be issued to employees concerned.
Deadline for employers to report share incentives for 2022/23.
14th
Due date for income tax for the CT61 period to 30 June 2023.
19th
Class 1A NICs due for 2022/23.
PAYE, Student loan and CIS deductions due for the month to 5 July 2023.
PAYE quarterly payments are due for small employers for the pay periods 6 April 2023 to 5 July 2023.
31st
Second payment on account 2022/23 due.

August 2023

2nd
Deadline for submitting P46(Car) for employees whose car/fuel benefits changed during the quarter to 5 July 2023.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 August 2023.

September 2023

1st
New Advisory Fuel Rates (AFR) for company car users apply from today.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 September 2023.
30th
End of CT61 quarterly period.

October 2023

1st
Due date for payment of Corporation Tax for period ended 31 December 2022.
5th
Deadline for notifying HMRC of new sources of taxable income or gains or liability to the High Income Child Benefit Charge for 2022/23 if no tax return has been issued.
14th
Due date for income tax for the CT61 quarter to 30 September 2023.
19th
Tax and NICs due under a 2022/23 PAYE Settlement Agreement.
PAYE, Student loan and CIS deductions are due for the month to 5 October 2023.
PAYE quarterly payments are due for small employers for the pay periods 6 July 2023 to 5 October 2023.
31st
Deadline for submitting ‘paper’ 2022/23 self assessment returns.

November 2023

2nd
Deadline for submitting P46(Car) for employees whose car/fuel benefits changed during the quarter to 5 October 2023.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 November 2023.

December 2023

1st
New Advisory Fuel Rates (AFR) for company car users apply from today.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 December 2023.
30th
Online filing deadline for submitting 2022/23 self assessment return if you require HMRC to collect any underpaid tax by making an adjustment to your 2024/25 tax code.
31st
End of CT61 quarterly period.
Filing date for Company Tax Return Form CT600 for period ended 31 December 2022.

January 2024

1st
Due date for payment of corporation tax for period ended 31 March 2023.
14th
Due date for income tax for the CT61 quarter to 31 December 2023.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 January 2024.
PAYE quarterly payments are due for small employers for the pay periods 6 October 2023 to 5 January 2024.
31st
Deadline for submitting your 2022/23 self assessment return (£100 automatic penalty if your return is late) and the balance of your 2022/23 liability together with the first payment on account for 2023/24 are also due.
Capital gains tax payment for 2022/23.
Balancing payment – 2022/23 income tax and Class 4 NICs. Class 2 NICs also due.

February 2024

2nd
Deadline for submitting P46(Car) for employees whose car/fuel benefits changed during the quarter to 5 January 2024.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 February 2024.

March 2024

1st
New Advisory Fuel Rates (AFR) for company car users apply from today.
3rd
5% late payment penalty on any 2022/23 outstanding tax which was due on 31 January 2024 and still remains unpaid.
19th
PAYE, Student loan and CIS deductions are due for the month to 5 March 2024.
31st
End of corporation tax financial year.
End of CT61 quarterly period.
Filing date for Company Tax Return Form CT600 for period ended 31 March 2023.
Last minute planning for tax year 2023/24 – please contact us for advice.

 

As well as the above dates other monthly and quarterly deadline/due dates to be aware of:

(VAT registered only)
7th  VAT Return submission and payment deadline.

The deadline for VAT Returns and payments of Accounting is due on the 7th after the end of each month.

(Limited Companies Only)

14th  Corporation Tax Quarterly Instalment Due Date

Quarterly instalment payments of corporation tax must be paid on the 14th after the end of the month

Annual Due Dates for Limited Companies

12 months after year end:

Annual Filing Corporation Tax Due Date

Corporation tax return filing is due 12 months after the end of a limited company’s financial year.

9 months after year end:

Company Accounts Filing Due Date Companies House

9 months after your accounting period, annual accounts must be filed with Companies House.

9 months and 1 day after year end:

Corporation Tax Payment due date

9 months and 1 day after your accounting period, a Company’s Corporation Tax Liability is due for payment.

Other Important Dates:

Report and pay Capital Gains Tax on residential property

You have 60 days from completion on your residential land and/or property to declare and pay any Capital Gains Tax Liability.