11/10/2026
Q3 VAT returns are due by 31 October. Before you file: reconcile, check your input VAT, check your invoices. Our checklist walks through each step, plus how to tell if you need to register at all.
Read the checklist:
If your business files VAT quarterly, your return for July to September is due by 31 October 2026. That’s a Saturday this year, so in practice you want it done well before the weekend. Most VAT problems aren’t dramatic. They’re small gaps in the records behind the return, repeated every quar...