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Becoming UK VAT Registered: A Guide for Businesses

Find out if your business needs to be VAT registered in the UK and learn the process of VAT registration.
UK
VAT Registration
Author
Jenny Longmuir
Published
October 9, 2026
Becoming UK VAT Registered: A Guide for Businesses
Table of content

Key takeaways

  1. Understanding VAT registration is a critical part of running a business in the UK.
  2. Businesses with an annual taxable turnover exceeding £90,000 must register for VAT, while those below can choose to register voluntarily.
  3. Post-registration responsibilities include generating invoices, submitting returns, reclaiming pre-registration purchases & complying with Making Tax Digital (MTD) rules when selecting software solutions.

In short: UK businesses must register for VAT once their taxable turnover goes over £90,000. Businesses below the threshold can register voluntarily. You can register online with a Government Gateway ID, or by paper using the VAT1 form. Once registered, you charge VAT, issue VAT invoices, file returns and follow Making Tax Digital rules.

Are you a business owner wondering 'how do I become VAT registered'? Then read our guide. We walk you through everything you need to know about registering for UK VAT and how it affects your business. We cover everything from the basics of VAT to choosing the right VAT software. This will help you make informed decisions and stay compliant with UK tax rules.

What is VAT registration?

VAT registration means signing up with HMRC to charge and pay VAT. It becomes mandatory once your taxable turnover goes over the current threshold of £90,000. Foreign companies selling goods and services within the UK must register whatever their turnover. Related reading: Do You Need to Register for Self-Employed VAT in the UK?.

Once registered, you'll receive a VAT registration number and a vat registration certificate. You must follow various VAT rules to make VAT payments on time and avoid penalties. It’s essential to consider the vat registration cost as part of your business expenses.

HMRC provides extensive guidance on VAT and VAT registration on the government’s website. This helps both new and existing VAT registered businesses. So, let’s start by looking at what VAT is and who needs to register for it.

What is VAT?

Value Added Tax (VAT) is a kind of sales tax, introduced in 1973. VAT-registered traders charge it on the cost of goods or services they sell to their customers. Once VAT registered, businesses must charge VAT on their taxable sales and services. The standard rate of VAT in the UK is 20%.

VAT is charged on the value of goods and services at each stage of production and distribution. It is meant to tax spending rather than income or profits. Some goods have a reduced rate. For example, household fuels like gas and electricity have a reduced rate of 5%.

Once you understand what VAT is, you need to check whether your business must register for VAT. This is where the VAT registration threshold comes in. It sets the point at which businesses must register and start charging VAT on their sales.

Who needs to be VAT registered?

Businesses must register for VAT if their taxable turnover exceeds £90,000. This is a legal requirement for all organisations whose annual taxable turnover goes over the threshold. However, businesses that only provide VAT-exempt goods and services are exempt from registration.

Businesses with an annual turnover below the VAT threshold don't have to register. But they can choose to register for VAT voluntarily. This can bring benefits, such as being able to reclaim VAT on purchases made before registration.

Now you know whether your business needs to register for VAT. Next, let’s look at the VAT registration process and the ways you can register.

How do you get a VAT number?

You can get a UK VAT number in two main ways: online VAT registration or paper form VAT registration. Both methods have pros and cons. The right choice depends on your business’s needs and capabilities.

A person types on a laptop computer.

In this section, we'll guide you through each method. We give step-by-step details and highlight the key differences between online and paper registration.

Online VAT registration

Online VAT registration is usually the preferred method for UK business owners, because it is quicker and easier to use. To register for VAT online, you’ll need a Government Gateway ID and password. You can register for VAT online via HMRC Online Services or Government Gateway.

When you finish registering online, you’ll receive an activation code for your private VAT dashboard. There, you can:

  • view the status of your VAT
  • manage your account and track records
  • see upcoming deadlines and key dates
  • apply for and view your VAT certificate through the VAT online services

However, online registration may not be possible or suitable for some businesses. In these cases, you can use the paper form instead.

Paper form VAT registration

Paper form VAT registration is an option for businesses that cannot register for a VAT online account. To register by paper, download the VAT1 form from the government website. Fill it out with the required information. Then post it to the address shown on the form.

However, paper registration has drawbacks. It is slower than registering online and needs more paperwork. Also, businesses may not be eligible for certain tax deductions when using a paper form to register for VAT.

Before you register for VAT, gather all the documents and information you need. This makes the process smoother.

What documents and information do you need to register for VAT?

To register for VAT, you need your business details, National Insurance (NI) number, Unique Taxpayer Reference (UTR) number and business bank account details.

Each item has its own purpose:

  • Business details give the business name, address and contact details.
  • The NI number identifies the business owner.
  • The UTR identifies the business for tax purposes.
  • The business bank account details are used for making payments to HMRC.

If you don't provide the right documents and information, your business may not be able to register for VAT, or may face penalties. So, have everything ready before you start the registration process.

Should you register for VAT voluntarily?

Voluntary VAT registration can make sense even if your annual turnover is below the threshold. Registration is only mandatory for businesses with taxable turnover over the VAT threshold. We cover this in more detail in HMRC VAT Registration Estimator Launched.

Voluntary VAT registration has several benefits. It can make your business look more credible and professional. It also lets you claim back VAT on purchases made before registration. Many customers are VAT-registered businesses. The VAT they pay for goods and services is usually reclaimable. So it benefits both parties.

Weigh up the pros and cons of VAT registration, including voluntary registration, and decide if it’s right for your business. Remember that once registered, you must follow all VAT rules and duties. This is true whether you registered voluntarily or had to.

What VAT accounting schemes are available?

The main UK VAT accounting schemes are the standard, annual, flat-rate and cash accounting schemes. Each scheme has its own features and benefits to suit different business needs. By setting up a VAT account, companies can handle their VAT transactions efficiently.

A calculator and pen lying on top of paperwork.

The Standard VAT Accounting Scheme is the most widely used. It requires businesses to file a VAT return every three months.

The Annual Accounting VAT Scheme lets businesses file one VAT return a year. They make set VAT payments based on the previous year’s return or an estimate.

The VAT Flat Rate Scheme is a convenient way to file a VAT return. Businesses pay a fixed percentage of their total revenue as VAT.

Lastly, the VAT Cash Accounting Scheme lets businesses pay VAT when their customers pay them. They reclaim VAT on purchases when they pay their suppliers.

Understanding the different VAT accounting schemes helps you pick the best one for your business. Explore each scheme in detail. Think about your business’s needs before you decide.

What are your responsibilities as a VAT registered business?

As a VAT registered business, you must add VAT to your prices, issue VAT invoices and submit VAT returns. Meeting these duties keeps you compliant with UK tax rules. You’ll also need to keep accurate business records, such as invoices and receipts, for at least six years.

Learn how to add VAT to sales invoices and submit VAT returns. If you get this wrong, you may face penalties and problems with HMRC. By carrying out these duties carefully, you can keep your business running smoothly and avoid issues with the tax authorities.

Can you reclaim VAT on pre-registration purchases?

Yes, you can reclaim VAT on purchases made before registering for VAT. Once your company is VAT registered, you can recover VAT on purchases made up to four years before registration, as long as certain conditions are met.

To reclaim VAT on pre-registration purchases, include them in your first VAT return. For example, you may be able to reclaim VAT on goods bought up to four years before registering. For services, the limit is up to six months before registering.

This can give your business a financial boost, especially in its early stages.

What is Making Tax Digital (MTD) for VAT?

Making Tax Digital (MTD) for VAT is a mandatory HMRC scheme that requires digital records and compatible software for VAT returns. Since April 1, 2022, all VAT-registered businesses must follow ‘Making Tax Digital (MTD) for VAT’. The aim is to make the tax system more efficient and easier to comply with. Unless you're exempt, you must follow the MTD rules.

If you don't comply with MTD rules, HMRC may inspect your business. You may face penalties if your records are not up to standard. So, learn the MTD requirements and make sure your business is ready to meet them. You can also read Making Tax Digital - An Essential Guide for 2025.

How do you choose the right VAT software?

The right VAT software makes VAT management smooth and keeps you compliant with MTD rules. When choosing VAT software, think about how well it works with your current accounting software, how easy it is to use, and the quality of customer service.

Assess your business’s needs and compare different VAT software options. This way, you can find the best solution to streamline your VAT management and stay compliant with UK tax rules.

Conclusion

With the right knowledge and resources, VAT registration and compliance needn't be complicated. This guide has covered VAT registration, from the basics of VAT to choosing the best VAT accounting scheme for your business.

With this knowledge, you can approach VAT registration with confidence and keep your business compliant with UK tax rules. Staying informed and proactive in your VAT management can help your business grow and succeed in the long run.

Do you need help with your VAT compliance? Book a free call with one of our VAT experts to find bespoke solutions for your business, optimise your VAT costs, and reach millions of new potential customers.

How Taxually handles this

Taxually’s CrossTax handles VAT registration, VAT, OSS and IOSS returns and fiscal representation in the countries you sell into, and checks your sales data against 250+ validation rules before each filing. OneTax then pays every tax authority with one bulk payment in your chosen currency.

Related guides

Author
Jenny Longmuir
•
Copywriter
Jenny Longmuir is a content writer with experience in tax and fintech. At Taxually, she covers topics such as global tax compliance, digital reporting, and automation, helping businesses stay informed about the evolving regulatory landscape. Her work focuses on making complex financial and compliance information clear and accessible to a broad audience.
FAQ

Frequently asked questions

Do you pay VAT on the first £90,000?

No, you do not need to pay VAT on sales before reaching the £90,000 threshold. Once you register for VAT or reach this turnover point, you will need to start tracking and paying it.

How do you register for VAT?

You can register for VAT online by signing into the HMRC website using your Government Gateway user ID and password, or create one if you don’t already have one. Once logged in, follow the steps on the site to complete the registration.

How do I know if I should register for VAT?

You must register for VAT if your taxable turnover in any consecutive 12-month period reaches the registration threshold, or if you take over an existing business that is VAT-registered.

Remember to register within 30 days of when your total VAT taxable turnover for the last 12 months was over £90,000.

What are the rules for VAT registration UK?

Businesses in the UK must register for VAT when their taxable turnover exceeds £90,000 over a 12-month period. Voluntary registration is also possible if the turnover is below this amount.

HMRC will be owed any VAT due from the registration date onwards. Exempt supplies don’t require registration for VAT.

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