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VAT4 Sept 2026 · 4 min read

When to register for VAT — and what changes

The turnover threshold, issuing tax invoices and filing PP 30 every month.

A calculator, coins and glasses on ledger paper

Once turnover passes the legal threshold, you must register for VAT within a set time. Check the current threshold with the Revenue Department.

After registering

You issue tax invoices on sales, keep purchase invoices and file PP 30 every month — even with no sales.

Your prices

Decide whether your prices include VAT and say so clearly to customers.

Find out your price in under a minute

Run the estimate yourself, or just message the team.