Provisional tax issues update 24 March

We've fixed all the provisional tax issues raised in our update on the 20 March. Returns filed from 21 March 2025 are not affected.

We’ve identified the returns filed from 17 to 20 March and we’re testing solutions to the problems today, Monday 24 March.

What next

We’ll update you again on Wednesday 26 March.

We're sorry for any inconvenience and concerns you've had. We do appreciate your patience while we fix these issues.

Provisional tax issues