
Important Tax Deadlines & Events (Updated For 2026)
It is crucial to stay on top of key tax dates to keep your financial affairs in order. Here’s a friendly reminder of the important tax deadlines this year.
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It is crucial to stay on top of key tax dates to keep your financial affairs in order. Here’s a friendly reminder of the important tax deadlines this year.

Discover the suggested reimbursement rates for employees’ private mileage using their company car.

Now is the perfect time to review your finances and make sure you’re making the most of available tax reliefs and allowances.

It is that time of year again for staff parties and annual functions, so it is important to make sure you record it properly.

In order that we can help predict your taxable profits and tax liabilities we need up to date profit figures and projections.

Currently, where an individual pension holder dies before age 75, drawdown pensions paid to a successor can generally be received free from income tax.

The government have issued draft legislation for consultation on the proposal to merge the two forms of corporation tax relief for expenditure on research and development (R&D)

Parents and carers need to be aware that if either of the couple have ‘adjusted net income’ in excess of £50,000 then the one with the higher income will potentially be charged to tax on some or all of the child benefit and will need to request a self-assessment

The latest Finance Act includes two changes that will affect all R&D claims: (1) a requirement to provide additional information before an R&D claim is made

In the Spring Budget the Chancellor announced that “full expensing” – 100% relief for new, eligible plant and machinery – would replace the 130% super-deduction from 1 April 2023

The VAT Flat Rate scheme was introduced in 2002 to simplify VAT reporting for small traders, reducing the time taken to calculate VAT and prepare returns compared to normal VAT accounting.

With all of the changes to personal pensions in the Spring Budget, maximising the State

The HMRC rate of interest on beneficial loans looks very attractive compared to the Bank of England Base rate of 4.5% and much higher rates charged by banks for unsecured loans.

The table below sets out the HMRC advisory fuel rates that apply from 1 June 2023. These are published quarterly these days due to the volatility

HMRC have announced that the official rate of interest will increase from 2% to 2.25% on 6 April 2023

The latest Finance Bill will legislate the announcement in the Spring Budget that the Pension lifetime allowance (LTA) charge is abolished from 6 April 2023.

Where benefits in kind are provided to employees that will usually result an income tax charge on the employee and a Class 1A national insurance

Self-employed individuals are required to pay Class 2 and Class 4 NICs if their profits exceed £12,570. These NICs are usually collected with the individual’s income tax self-assessment payments.

In the Autumn Statement, the Chancellor announced that the £12,300 annual tax-free capital gains tax exemption (or allowance) will be reduced to just £6,000 in 2023/24 and only £3,000 in 2024/25.

There was good news in the Budget for those saving in a personal pension. The current pension lifetime allowance (LTA) charge is being abolished from 6 April 2023.
Following on from the alleged abuse of the Research and Development (R&D) tax relief schemes, particularly the SME tax credit scheme, HMRC
As well as charging interest on tax paid late, HMRC may also levy a penalty where there is an error in a tax return. These penalties may be judged as careless or
The government are committed to a number of important changes to Research & Development (R&D) tax relief from 1 April 2023
Companies considering the acquisition of new plant and machinery need to be aware that the temporary ‘super-deduction’ of up to 130% for the cost of acquiring new plant ends on 31 March 2023.
Making tax digital (MTD) for income tax self-assessment (ITSA) was originally scheduled to start in 2018 and was then put back to 2023 and then 2024.