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VAT Registration: A Complete Guide for UK Businesses in 2024/25

  • Writer: Dwayne Barnett
    Dwayne Barnett
  • Nov 25
  • 4 min read

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VAT registration guide UK 2024 - Barnett and Co Accountants
VAT registration guide UK 2024 - Barnett and Co Accountants

Value Added Tax (VAT) is one of the most important taxes affecting UK businesses, yet many business owners are unclear about when they need to register and what their obligations are. With the VAT registration threshold increasing to £90,000 in April 2024, understanding your VAT obligations has never been more important. At Barnett & Co Accountants, we regularly help clients navigate VAT registration, and we have put together this comprehensive guide to help you understand the essentials.


What is VAT?

VAT is a consumption tax added to most goods and services sold in the UK. Currently, the standard rate is 20%, though reduced rates of 5% and 0% apply to certain items. When you're VAT-registered, you charge VAT on your sales and can reclaim VAT on your business purchases.


Understanding the VAT Registration Threshold 2024/25

The VAT registration threshold increased from £85,000 to £90,000 on 1 April 2024, representing the first increase since 2017. This change brought approximately 28,000 small businesses out of the VAT system altogether. The UK now has one of the highest VAT thresholds in the OECD, helping to keep over 3.2 million small businesses outside the VAT regime.


The VAT deregistration threshold also increased from £83,000 to £88,000, allowing businesses whose turnover falls below this level to voluntarily deregister.


Who Needs to Register for VAT in the UK?

Mandatory VAT Registration

You must register for VAT if:

  • Your VAT taxable turnover exceeds £90,000 in any rolling 12-month period

  • You expect your turnover to exceed £90,000 in the next 30 days alone


VAT taxable turnover includes all standard-rated, reduced-rated, and zero-rated sales, but excludes exempt sales such as insurance or finance services. It is important to monitor your taxable turnover regularly using a rolling 12-month calculation to avoid late registration penalties.


Voluntary VAT Registration Benefits

Even if you are below the threshold, you may choose to register voluntarily. This can be beneficial if:


  • You incur significant VAT on business expenses that you could reclaim

  • Your customers are VAT-registered businesses who can reclaim VAT (making your prices effectively the same to them)

  • You want to appear more established and professional

  • You are selling zero-rated goods, allowing you to reclaim input VAT without charging output VAT


However, voluntary registration also brings administrative responsibilities and may make you less competitive if you sell mainly to consumers who cannot reclaim VAT.


When Do You Need to Register for VAT? Critical Deadlines

Timing is crucial for VAT registration to avoid penalties and interest charges from HMRC:


If you exceed the threshold: You must register within 30 days of the end of the month in which you exceeded £90,000. For example, if you cross the threshold on 15th March, you must register by 30th April.


If you expect to exceed the threshold: You must register before you exceed it. If on 10th June you realise you will exceed £90,000 by 10th July, you need to register immediately. Your effective date of registration will be the date you realised the threshold would be exceeded.


HMRC will make your registration effective from the date you should have registered, so do not delay. Late registration can result in penalties and interest on unpaid VAT.


How to Register for VAT Online with HMRC

Registering for VAT is straightforward using the HMRC online service: https://www.gov.uk/register-for-vat


  1. Register online through HMRC's website using Government Gateway credentials (most businesses must use the online service)

  2. Provide your business details, including turnover, business activities, and bank account information

  3. Receive your VAT registration number (usually within 30 days, though processing times can vary)


Once registered, you will need to charge VAT on your sales, submit regular VAT returns using Making Tax Digital (MTD) compliant software, and maintain proper VAT records for at least six years.


Your VAT Compliance Obligations After Registration

After registration, you must:

  • Charge the correct rate of VAT on your sales

  • Issue valid VAT invoices

  • Submit VAT returns to HMRC (usually quarterly)

  • Pay any VAT due or claim refunds

  • Keep detailed VAT records for at least six years

  • Use Making Tax Digital (MTD) compliant software for VAT record-keeping and return submission

  • Monitor the deregistration threshold (£88,000) if your turnover decreases

  • Consider VAT schemes like the Flat Rate Scheme that may simplify your accounting


Common VAT Registration Mistakes to Avoid

Many businesses make avoidable errors with VAT:

  • Monitoring turnover incorrectly: Remember to check your rolling 12-month turnover regularly, not just your annual accounting period

  • Delaying registration: Late VAT registration leads to penalties, interest charges, and retrospective VAT liability

  • Incorrect VAT rates: Not all products and services are standard-rated; some qualify for reduced or zero rates

  • Poor record-keeping: HMRC can impose significant penalties for inadequate VAT records

  • Missing the flat rate scheme opportunity: Smaller businesses with turnover under £150,000 may benefit from the simplified Flat Rate Scheme

  • Failing to register for Making Tax Digital: All VAT-registered businesses must use MTD-compliant software


Getting Professional VAT Advice and Support

VAT legislation can be complex, with numerous rules, exemptions, special schemes, and potential penalties for errors. Making mistakes can be costly, both in terms of HMRC penalties and overpaid tax.


At Barnett & Co Accountants, we help businesses of all sizes with:

  • Determining when you need to register

  • Managing the registration process

  • Ongoing VAT compliance and return preparation

  • Advising on VAT schemes that could save you money

  • Resolving VAT disputes with HMRC

If you're approaching the VAT threshold or have questions about your VAT obligations, don't hesitate to get in touch. We're here to ensure you remain compliant while minimising your tax burden.


For personalised advice about your VAT obligations, contact Barnett & Co Accountants today. Our experienced team can help you navigate VAT registration and ensure you're making the most tax-efficient decisions for your business.

 

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