getreadystack/hmrc-fraud-prevention-header-lint

HMRC Fraud Prevention Header Lint for Making Tax Digital (VAT and Income Tax)

Finds the Gov-Client and Gov-Vendor header mistakes HMRC rejects, in your editor, offline, before you send the request.

Runs entirely in your browser. Nothing is uploaded, nothing is stored.

Full version

Every variant of this tool, ready to download:

[getreadystack.com](https://getreadystack.com/tools/hmrc-fraud-prevention-header-lint)

Free - MIT