# BR-Z-9 — Zero rated (Z): VAT amount must be 0

> https://billhorse.com/en/rules/br-z-9/

## What does this error mean?

In a VAT breakdown of category Z (zero rated), the VAT amount (BT-117) must equal 0.

## How to fix it

Set the VAT amount of the Z category to 0; if tax is actually due, the item belongs in category S.