Axiomatic

Tax Rates

Tax rates, reports, and returns

Authentication

Requires session cookie (web app) or API key (x-api-key header). All endpoints are tenant-scoped via entityId.

Endpoints

MethodPathDescription
GET/api/tax-rates?entityId=List tax rates
POST/api/tax-ratesCreate tax rate
GET/api/tax-reports?entityId=Tax reports
GET/api/tax-returns?entityId=Tax returns

List tax rates

GET /api/tax-rates?entityId={entityId}

Returns tax rates configured for the entity.

Create tax rate

POST /api/tax-rates

Body: { "entityId", "name", "rate", "jurisdiction?", "type?", ... }

Tax reports

GET /api/tax-reports?entityId={entityId}

Returns tax reports. Supports period, jurisdiction, and other filters.

Tax returns

GET /api/tax-returns?entityId={entityId}

Returns tax returns for filing. Supports period, status, and other filters.