Supported document type
Certificate of No Impediment (CNI)
A certificate of no impediment functions as official proof of single status for individuals planning to marry abroad. Authorities require this document to process overseas marriage registrations and visa applications.
API slug: certificate_of_no_impediment
TamperCheck analyses certificate of no impediment (cni) 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.