Supported document type
Government Letter
A government letter is an official communication issued by a state department or regulatory body. These documents are often required to prove residency or authorise official business grants.
API slug: government_letter
TamperCheck analyses government letter uploads with a hybrid forensic and AI pipeline tuned for this document class. Upload endpoints accept PDF and common image formats; class is inferred automatically. See the API documentation for authentication, async jobs, and webhooks.