VAT is one of the most common areas where small businesses slip up. Missing deadlines can lead to penalties and interest. Here’s your simple VAT deadline guide for 2025.

When Are VAT Returns Due?

Usually every quarter.

Deadline = 1 month + 7 days after the end of your VAT quarter.

Common Mistakes with VAT Deadlines

Forgetting to submit on weekends/bank holidays.

Assuming HMRC will remind you.

Not leaving time for payment to clear.

How to Never Miss a VAT Deadline

Automate VAT reminders in your accounting software.

Delegate VAT to your accountant.

Use direct debit for payments.