Deadlines and dates 2023

31 January

ITSA: deadline for online submission of self assessment tax returns for tax year ended 5 April 2022.

ITSA: deadline for paying self assessment ‘balancing payments’ for tax year ended 5 April 2022 and the first self assessment payment on account for tax year ended 5 April 2023.

ITSA: those who did not file their paper return by 31 October 2022 will incur £10 daily penalties if they do not file by today. They should file electronically to avoid a penalty, although it is not possible to displace a paper return that has been filed late by filing online.

ITSA: deadline to amend a 2020/21 tax return.

ITSA: deadline to file an outstanding 2020/21 return to avoid a further tax-geared penalty.

Tax credits: last day to renew tax credits for 2022/23 (if the 31 July 2022 deadline was missed and the claimant can show good cause) or to provide final income figures for 2021/22 (if renewal was done by 31 July 2022 using an estimate).

Trusts: deadline for registering trusts on HMRC’s Trust Registration Service (TRS) if the trust has not been required to register previously, it was created before 6 April 2021, and:

• the trust is registered for self assessment, and it was liable for income tax or capital gains tax (CGT) in 2021/22 for the first time since the introduction of the TRS; or
• if a trust was liable to inheritance tax (IHT), stamp duty land tax (SDLT), stamp duty reserve tax (SDRT), land and buildings transactions tax (LBTT) (Scotland) and land transactions tax (LTT) (Wales) in 2021/22.

Trusts: deadline for updating the TRS where there was a tax consequence in 2021/22 and a notifiable change before 6 April 2022 to additional information taxable trusts are required to provide. Tax consequence includes income tax, CGT, IHT, SDLT, SDRT, LBTT and LTT. If there is no tax consequence, then an update is required by 31 January after the end of the tax year in which the trustees do have a UK tax liability. Changes are possible on a voluntary basis.

Register of overseas entities: deadline for overseas entities transacting with UK property or land to register with Companies House and identify their beneficial owners.

1 February

ITSA: penalty charged where 2021/22 self assessment tax return was not filed on time and was issued before 1 November 2022. 

ITSA: further late filing penalties apply to outstanding 2020/21 tax returns. For returns filed online, the further penalty is the greater of £300 or a percentage of the tax showing on the return.

2 February

ITSA: third late payment penalty due of 5% of any 2020/21 income tax and capital gains tax due on 31 January 2022 and remaining unpaid on this date.

2 March

ITSA: 5% penalty imposed on 2021/22 income tax, CGT and class 2 and 4 NIC not paid by today. The penalty can be avoided if a time to pay arrangement is agreed in advance.

31 March

ATED: deadline to amend returns and pay any outstanding tax for the year 1 April 2021 to 31 March 2022.

5 April

Last day of the 2022/23 tax year: deadline for various tax claims and elections.

Personal tax: deadline for electing to transfer (part of) the married couple’s allowance from husband to wife, or withdraw such an election, for 2023/24.

CGT: last day to make disposals to use the 2022/23 CGT exemption.

CGT: deadline to claim that an asset became of negligible value or a loan to a trader became irrecoverable in 2020/21.

IHT: deadline for utilising IHT exemptions for 2022/23 (and any excess from 2021/22).

Pensions: deadline to make a contribution to qualify for tax relief in 2022/23.

Social investment tax relief: last date for investment to qualify for this relief.

6 April

First day of the 2023/24 tax year.

Income tax: the additional rate threshold reduces from £150,000 to £125,140 and the dividend allowance reduces from £2,000 to £1,000.

Scottish income tax: the higher rate increases from 41% to 42% and the top rate increases from 46% to 47%. The threshold at which the top rate becomes payable reduces from £150,000 to £125,140.

CGT: annual exempt amount reduces from £12,300 to £6,000 for individuals and from £6,150 to £3,000 for most trustees.

CGT: changes to the rules for separating spouses and civil partners apply for disposals made on or after this date.

Pensions: annual allowance increases from £40,000 to £60,000; money purchase annual allowance and the minimum tapered annual allowance (TAA) both increase from £4,000 to £10,000; and the adjusted income threshold for the TAA increases from £240,000 to £260,000. The lifetime allowance charge will be removed from this date. The maximum pension commencement lump sum is frozen at £268,275 for those without relevant protections. Lump sums previously taxable at 55% for some individuals are instead taxed at the individual’s marginal rate of income tax.

30 April

ATED: deadline to submit returns and pay the tax for the year 1 April 2023 to 31 March 2024. If a relief applies, this is also the deadline to submit a relief declaration return. These returns will be based on the 1 April 2022 revaluation if the property was held on 1 April 2022 and a revaluation trigger has not occurred since that date.

1 May

ITSA: further late filing penalties apply to outstanding 2021/22 tax returns. For returns filed online after today, automatic £10 daily penalties apply. For returns filed on paper, the further penalty is the greater of £300 or 5% of the tax showing on the return.

15 June

US tax: deadline for US expatriates to file 2022 US federal tax returns if they have not obtained a filing extension. If more time is needed, an extension can be obtained to 15 October 2023. If tax is due, interest will accrue from 15 April 2023 until the tax is paid.

5 July

Non-resident landlords: deadline for 2022/23 returns of rent paid by agents to non-resident landlords and of tax deducted by tenants from rents paid direct to non-resident landlords.

31 July

ITSA: deadline for second self assessment payment on account for tax year ended 5 April 2023.

Tax credits: deadline to provide information to finalise 2022/23 awards and renew claims for 2023/24.

1 August

ITSA: further late filing penalties apply to outstanding 2021/22 tax returns. For returns filed online, the further penalty is the greater of £300 or 5% of the tax showing on the return.

2 August

ITSA: a second 5% penalty applies to SA tax and class 4 NIC for 2020/21 not paid by today.

5 October

ITSA: deadline to notify chargeability for income tax/capital gains tax for 2022/23 if not registered for self assessment. Complete form CWF1 for self-employment or form SA1 for non self-employed income or form SA401 for partners. This requirement also applies to trustees and any other persons potentially within ITSA.

6 October

Pensions: deadline for pension administrators to give a pension savings statement to scheme members if their pension inputs in the scheme in 2022/23 exceed the annual allowance.

15 October

US tax: deadline for US expatriates to file 2022 US tax returns if they have obtained a filing extension.

31 October 

ITSA: deadline for paper submission of self assessment tax returns for the tax year ended 5 April 2023 to be received by HMRC.

1 November

ITSA: further late filing penalties apply to outstanding 2021/22 tax returns. For returns filed on paper, the further penalty is the greater of £300 or a percentage of the tax showing on the return. 

23 November

Certificate of tax deposit: HMRC will continue to honour existing certificates until this date. Any certificates remaining after this date should be promptly submitted to HMRC for a refund.

30 December

ITSA: deadline for online submission of self assessment tax returns for tax year ended 5 April 2023 for HMRC to collect tax through PAYE codes where the taxpayer owes less than £3,000.

1 January

Interest and penalties: interest harmonisation and reform of penalty rules for late submission and late payment of tax comes into effect for VAT taxpayers for VAT periods beginning on or after this date.

Energy profits levy: rate increases by 10 percentage points to 35% from this date.

Electricity generator levy: temporary 45% levy on extraordinary returns to be introduced.

31 January

Business tax: deadline for intermediaries with a worker providing services to small clients outside of the public sector to make corrections to the 2021/22 employer return and pay outstanding PAYE and class 1 NIC to qualify for the concession under which penalties will not be charged for failing to make final returns by the normal due date.

NIC: deadline to notify liability for class 2 NIC where self-employment began in 2021/22 to avoid a penalty.

CTSA: deadline for returns for accounting periods ended 31 January 2022 to reach HMRC.

14 February

NIC: last day HMRC will accept an application to defer class 1 NIC for 2022/23. Applications made after that date and before 6 April 2023 will only be considered by HMRC with the agreement of the employer(s).

28 February

CTSA: deadline for returns for accounting periods ended 28 February 2022 to reach HMRC.

31 March

Company tax: final date for reclaim of tax paid by a close company on a loan to a participator if loan repaid during the financial year ended 31 March 2019.

CTSA: deadline for returns for accounting periods ended 31 March 2022 to reach HMRC.

Capital allowances: super-deduction for expenditure by companies ends. 

1 April

Employers: new national minimum wage rates apply.

Corporation tax: main rate increases to 25% and small profits rate of 19% introduced. Companies with profits between £50,000 and £250,000 will pay tax at the main rate reduced by marginal relief.

Capital allowances: a 100% first-year allowance starts for qualifying expenditure by companies. The 50% first-year allowance for special rate expenditure by companies continues.

Diverted profits tax: rate to increase to 31%.

Bank surcharge: rate to reduce to 3%.

R&D tax relief: changes made to extend the definition of qualifying expenditure; mandate digital claims; and require pre-notification of claims. 

R&D rates: the research and development expenditure credit (RDEC) rate will increase from 13% to 20%, the small and medium-sized enterprises (SME) additional deduction will decrease from 130% to 86%, and the SME credit rate will decrease from 14.5% to 10% unless the claimant is an R&D-intensive SME, in which case the credit rate remains at 14.5%.

Transfer pricing: new documentation requirements apply for businesses with accounting periods beginning on or after this date.

First payments of the Economic Crime (Anti-Money Laundering) Levy to be made from this date.

Business rates: business rate bills in England will be updated to reflect changes in property values since the last revaluation in 2017, but a range of measures are available to support businesses with the transition.

5 April

Employers: deadline to register to payroll benefits from 2023/24.

NIC: deadline to pay voluntary class 2 for 2016/17.

NIC: deadline for claiming exception from class 4 NIC for 2023/24 where the same earnings are subject to class 1 NIC.

NIC: deadline to reclaim class 1 NIC mistakenly paid in 2021/22 on earnings which should have been categorised as self-employed.

6 April

Basis period reform: start of the transition year. During this transition year, all businesses’ basis periods will be aligned to the tax year and all outstanding overlap relief will be given.

NIC: class 2 rate increases from £3.15 to £3.45 per week and class 3 rate increases from £15.85 to £17.45 per week.

Seed enterprise investment scheme (SEIS): companies will be able to raise up to £250,000 of SEIS investment, an increase from £150,000. To enable more
companies to use SEIS, the gross asset limit will be increased from £200,000 to £350,000 and the age limit of a new qualifying trade will increase from two years to three years. The annual investor limit will also double from £100,000 to £200,000.

Company share option plan (CSOP): the limit on the value of options that can be issued to employees by qualifying companies will double from £30,000 to £60,000. The restriction on share classes will also be eased.

Enterprise management incentives (EMI): to simplify the process for granting EMI options, the requirement for a company to set out details of share restrictions within the option agreement and the requirement for a company to declare an employee has signed a working time declaration will be removed (note this is just an administrative easement and the working time requirement is unchanged). This applies to options granted from this date and to options granted before this date that have not been exercised.  

19 April

Employers: deadline to make a final payroll report for 2022/23 using a full payment submission (FPS).

30 April

CTSA: deadline for returns for accounting periods ended 30 April 2022 to reach HMRC.

15 May

VAT: last date for businesses filing VAT returns annually to use their VAT online account to file VAT returns.

31 May

Automatic exchange of information: returns due for calendar year 2022 in respect of United States Foreign Account Tax Compliance (FATCA), Crown Dependencies and Overseas Territories (CDOT) and the Common Reporting Standard (CRS).

PAYE: last date for giving a form P60 for 2022/23 to each relevant employee who was working for you on 5 April 2023, together with details of payrolled benefits in kind.

Employers: deadline for employees to make good the cost of payrolled private fuel and private credit card expenditure in 2022/23.

CTSA: deadline for returns for accounting periods ended 31 May 2022 to reach HMRC.

30 June

CTSA: deadline for returns for accounting periods ended 30 June 2022 to reach HMRC.

4 July

PAYE: deadline for employee to reimburse payment made by employer on account of tax in 2022/23 (eg, on employment-related securities). If no reimbursement is made or if it is made after this date, a further tax charge arises.

5 July

PAYE: last date for agreeing PAYE settlement agreements for 2022/23.

6 July

PAYE: deadline for filing forms P11D, P11D(b) or substitutes for the tax year ending 5 April 2023.

PAYE: last date to give forms P11D to relevant employees.

Employers: deadline to register an employee share scheme that was in place during 2022/23 and to self-certify the scheme if it is a tax-advantaged scheme. Schemes in place prior to 2022/23 should already have been registered.

Employers: deadline for filing employment-related securities returns for 2022/23.

Employers: deadline to file the 2022/23 report of termination payments and benefits where non-cash benefits are included in an employee termination package. No report is required where the total value of the settlement is below £30,000.

Employers: deadline for employees to make good the cost of non-payrolled benefits in kind provided in 2022/23. This deadline does not apply to beneficial loans.

Employers: deadline for taxed award scheme providers in 2022/23 to provide form P443 certificates to recipients showing details of the award and tax paid under a higher rate scheme and make returns of awards made to HMRC on forms P35(TAS) and P440. This is generally used by third parties who provide taxable benefits to someone else’s employee.

Employers: deadline for a close company to elect that all beneficial loans to a director be treated as a single loan for calculating 2022/23 benefits in kind (s187, ITEPA 2003).

7 July

Employers: deadline to make a return of relevant benefits provided in 2022/23 to retired employees under an employer-financed retirement benefits scheme. Such benefits are taxable unless provided from a registered pension scheme or covered by one of the exemptions.

19 or 22 July

PAYE: deadline to pay outstanding class 1A NIC for tax year ended 5 April 2023. Postal payment must reach the HMRC Accounts Office by 19 July and electronic payments be cleared in HMRC’s bank account by 22 July.

31 July

CTSA: deadline for returns for accounting periods ended 31 July 2022 to reach HMRC.

UK internal market scheme: HMRC recommends that traders moving goods destined for Northern Ireland apply to register for the scheme by this date.

1 August

R&D tax relief: digital additional information form required for all claims made on or after this date.

Alcohol duty: changes to the duty structure and two new reliefs take effect from this date.

18 or 21 August

Employers: 5% penalty applies to 2021/22 class 1A NIC not paid by 18 August for payments by cheque and 21 August for electronic payments.

31 August

CTSA: deadline for returns for accounting periods ended 31 August 2022 to reach HMRC.

30 September

CTSA: deadline for returns for accounting periods ended 30 September 2022 to reach HMRC.

UK internal market scheme: this scheme replaces the UK trader scheme from this date. It allows traders moving goods to Northern Ireland from Great Britain that are not at risk of moving to the EU to benefit from reduced paperwork, checks and duties.

2 October

Tax conditionality: tax checks introduced for renewals of licences in Scotland for driving taxis and private hire vehicles, operating a booking office or dealing in scrap metal or to drive a taxi in Northern Ireland.

19 or 22 October

Employers: deadline for paying PAYE settlement agreement tax/class 1B NIC liabilities for 2021/22. Postal payments must reach HMRC Accounts Office by 19 October and electronic payments be cleared in HMRC’s bank account by 22 October.

31 October

CTSA: deadline for returns for accounting periods ended 31 October 2022 to reach HMRC.

23 November

Certificate of tax deposit: HMRC will continue to honour existing certificates until this date. Any certificates remaining after this date should be promptly submitted to HMRC for a refund.

30 November

CTSA: deadline for returns for accounting periods ended 30 November 2022 to reach HMRC.

31 December

CTSA: deadline for returns for accounting periods ended 31 December 2022 to reach HMRC.

Multinational top-up tax: comes into effect for multinational enterprise groups with accounting periods beginning on or after this date.