When and How to Register for VAT in the UK
Understand VAT registration triggers, voluntary registration, VAT schemes, digital records, and when to get help.
Last reviewed: 2 June 2026
The registration trigger
You must register for VAT when taxable turnover goes over the VAT registration threshold on a rolling 12-month basis. This is not the same as your accounting year, so fast-growing businesses should monitor sales every month.
Voluntary registration can still make sense
Some businesses register before they are required to. This may help reclaim input VAT, make a business look more established, or prepare for growth. It can also add admin and make prices less competitive for non-VAT-registered customers.
Pick the right VAT scheme
The standard scheme is not always the best fit. Depending on your size and cash flow, you may need to consider cash accounting, annual accounting, or the flat rate scheme. The right answer depends on margins, customer type, and transaction volume.
Digital records are part of the job
VAT-registered businesses need digital records and compatible software for Making Tax Digital. A VAT accountant can help set up bookkeeping categories, review tricky VAT treatment, and reduce errors before returns are submitted.