Organization onboarding
Register your agency or integration partner. Government administrators approve access before credentials are issued.
Government of Sint Maarten
Connect trusted agencies to the UIN Portal — the secure API service for issuing Unique Identification Numbers to citizens under 12 years of age.
Platform capabilities
A secure developer portal connecting Civil Registry and authorized systems to Sint Maarten's official UIN issuance service.
Register your agency or integration partner. Government administrators approve access before credentials are issued.
Create sandbox API clients instantly, obtain your client ID and secret once, and test against the UIN issuance endpoints.
Get startedPromote to production when your integration is ready. Production clients require explicit government approval.
Step-by-step integration guide with OAuth token exchange, issue/lookup examples, and required scopes.
Read integration guideHow it works
From registration to production — a controlled onboarding path for every integration partner.
Create a developer account with your organization details and primary contact information.
A government administrator reviews and approves your registration before API access is granted.
Create sandbox clients, obtain tokens, and connect your Civil Registry systems to the UIN API.
Who uses this portal
Issue UINs at birth registration and maintain lookup access for authorized staff systems.
Build and test integrations in sandbox before requesting production credentials.
Approve organizations and production clients through the built-in admin console.
Register your organization today or sign in to manage API clients, view credentials, and access the full integration guide.