Emit Documents
Send invoices, receipts, credit notes, debit notes, retentions, perceptions, and despatch notes to SUNAT with a single API call.
SUIT Billing API
API REST multi-tenant for electronic invoicing in Peru (SUNAT). Emit invoices, receipts, credit notes, debit notes, retentions, perceptions, and despatch notes — all digitally signed and sent to SUNAT automatically.
What you can do with SUIT
Section titled “What you can do with SUIT”Digital Signature
XML UBL 2.1 documents are automatically signed with your SUNAT certificate (.pfx) before submission.
Multi-tenant
Each tenant (company/RUC) is fully isolated. API keys, certificates, documents, and clients are scoped per tenant.
Code Examples
Ready-to-use examples in cURL, Node.js, Python, and PHP for every endpoint.
Quick links
Section titled “Quick links”First Invoice in 5 Minutes
Follow the Quick Start guide to emit your first invoice.
Authentication
Learn about API Key and JWT authentication.
Widget Integration
Embed the SUIT Widget in your app for manual document emission.
Error Handling
Understand SUNAT error codes and how to handle them.