Remitian is a fintech platform providing embedded tax payment infrastructure for tax software providers and accounting firms. Often described as the "Stripe for tax," Remitian acts as a unified gateway to multiple tax authorities, enabling automated, jurisdiction-aware payment processing without manual government portal logins.
Remitian raised $7M in seed funding in March 2026 and launched its Tax Payment API to help partners embed payment initiation, validation, and confirmation directly within their platforms.
- Website: https://remitian.com
- Integration Docs: https://remitian.com/integrations/integrate-remitian
- Help Center: https://help.remitian.com
- Base URL: https://api.remitian.com
- Authentication: Bearer token (JWT)
- Documentation: https://remitian.com/integrations/integrate-remitian
- OpenAPI: openapi/remitian-tax-payment-openapi.yml
- AsyncAPI: asyncapi/remitian-tax-payment-asyncapi.yml
Endpoints:
GET/POST /v1/payments— Payment lifecycle managementPOST /v1/payments/{id}/validate— Jurisdiction validationPOST /v1/payments/{id}/confirm— Confirm for processingPOST /v1/payments/{id}/cancel— Cancel paymentGET /v1/jurisdictions— Browse supported authoritiesGET/POST /v1/accounts— Client account managementGET /v1/audit-logs— Bank-grade audit log accessGET/POST/DELETE /v1/webhooks— Webhook subscriptions
draft → validated → confirmed → processing → completed
↘ failed
Authorization: Bearer {api_key}
| Type | File |
|---|---|
| OpenAPI | openapi/remitian-tax-payment-openapi.yml |
| AsyncAPI | asyncapi/remitian-tax-payment-asyncapi.yml |
| JSON Schema | json-schema/remitian-payment-schema.json |
| JSON Structure | json-structure/remitian-payment-structure.json |
| JSON-LD Context | json-ld/remitian-context.jsonld |
| Spectral Rules | rules/remitian-rules.yml |
| Vocabulary | vocabulary/remitian-vocabulary.yml |
| Capability | Description |
|---|---|
| tax-payment-automation.yaml | Full tax payment automation workflow |
| shared/tax-payment.yaml | Tax Payment API shared definition |