
Important Tax Deadlines & Events (Updated For 2025)
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.

If you are notifying HMRC of a decision to opt to tax land and buildings, you are normally required to notify HMRC within 30 days. The 30 day deadline was temporarily extended to 90 days to help businesses and agents during

HMRC have recently updated their guidance on accounting for VAT on goods imported from outside the UK which, since Brexit, includes the European Union.

Making tax Digital coming soon for income tax:
VAT registered business making taxable supplies above the £85,000 registration threshold have been grappling with Making Tax Digital (MTD) since April 2019. The next roll-out will be the introduction of MTD for income tax which is scheduled to start in April 2023.

HMRC suggest organisations use their Check Employment Status for Tax (CEST) tool on their website to check the worker’s status, although that is not obligatory.

Where a company makes a trading loss of no more than £200,000 in an accounting period it is now possible to claim relief for that loss even though the corporation tax return CT600 has not been submitted.

HMRC are currently attacking a marketed tax avoidance scheme using unfunded pension arrangements to avoid Corporation Tax,

Pension contributions to approved pension funds on behalf of employees and directors continue to be a tax-free benefit provided the annual input limit is not breached.

Check that your shares qualify for CGT business asset disposal relief: A recent case before the tax tribunal has confirmed that all of a company’s shares are ordinary shares except those that carry a fixed rate of return.

Despite the coronavirus lockdowns HMRC still expect P11d forms reporting expenses and benefits to be submitted by the normal 6 July deadline.

Another consequence of the lockdown periods is that employees may have driven fewer private miles in their company cars, particularly where they have not been driving to the office.

P11d forms reporting benefits in kind provided to employees and directors need to be submitted to HMRC by 6 July.

HMRC are urging businesses to look out for the use of mini-umbrella companies (MUCs) to pay contractors supplying their labour via agencies and other intermediaries.

On July 1 2021, the European Union (EU) will introduce the Import One-Stop Shop (IOSS) scheme. The new system simplifies current VAT registration requirements for selling into the EU, making it easier for businesses to grow, stay compliant and protect your bottom line. Businesses will be able to sell to all 27 EU member states with just one VAT return.
In March 2021, the Chancellor announced in the budget a new “Super Deduction” Annual Investment Allowance. This means that from April 2021 until 31 March 2023, companies investing in qualifying new plant and machinery assets

Government have announced a one-year exemption from paying employers national insurance contributions (NICs) where military veterans are recruited by civilian employers.

A 25% rate of corporation tax will apply to all of a company’s profits if they exceed £250,000 from 1 April 2023. The 19% rate will continue to apply where profits are below £50,000. The marginal rate that applies between those limits will be 26.5%.

Currently only VAT registered businesses making taxable supplies in excess of the £85,000 VAT registration threshold are mandated to comply with Making Tax Digital (MTD) rules. Those rules require the business to keep digital business records and send VAT returns using MTD-compatible software.

The Treasury normally issue a bundle of tax consultation documents on Budget Day. This year however they chose to delay the publication until 3 weeks after the Budget. We were expecting the consultation documents to include major changes to CGT and IHT, but it would appear that these have yet again been delayed.

New enhanced loss relief rules may result in extra tax refunds: In the March Budget it was announced that the normal one year carry back for trading losses would be extended to three years.

If you move goods between the UK and countries in the EU, you need to follow new customs and tax rules. Your business will be affected by the new rules if you:

In the Budget on 3rd March the Chancellor announced a new 130% tax relief for expenditure on new plant and machinery incurred between 1 April 2021 and 31 March 2023. It turns out that this new tax relief is only available to limited companies and the latest Finance Bill reveals a nasty sting in the tail when the equipment is sold, as the clawback on disposal is potentially at the same 130% rate.