Validates a Peppol-BIS invoice payload against the BIS Billing 3.0 business

rules (EN 16931 + PEPPOL) without generating or persisting — the conformance gate before handing UBL to an access point.

POST /v1/einvoice/ubl/{partner_id}/validate

cURL

curl --request POST \
  --url 'https://edi.stateset.com/v1/einvoice/ubl/{partner_id}/validate' \
  --header "Authorization: Bearer $STATESET_EDI_API_KEY" \
  --header 'Content-Type: application/json' \
  --data '{
  "buyer_reference": "string",
  "currency": "USD",
  "customer": {
    "city": "San Francisco",
    "country": "US",
    "endpoint_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
    "endpoint_scheme": "string",
    "name": "Two-Person Tent",
    "postal_code": "94107",
    "street": [
      "548 Market St"
    ],
    "vat_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
  },
  "due_date": "2026-08-31T14:22:05Z",
  "invoice_number": "ORD-10042",
  "issue_date": "2026-08-31T14:22:05Z",
  "lines": [
    {
      "description": "Two-person tent, green — replacement for damaged pole set.",
      "quantity": "string",
      "unit_price": "49.00",
      "uom": "string"
    }
  ],
  "supplier": {
    "city": "San Francisco",
    "country": "US",
    "endpoint_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
    "endpoint_scheme": "string",
    "name": "Two-Person Tent",
    "postal_code": "94107",
    "street": [
      "548 Market St"
    ],
    "vat_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
  },
  "tax_percent": "string"
}'

rules (EN 16931 + PEPPOL) without generating or persisting — the conformance gate before handing UBL to an access point.

Path parameters

partner_id · string · required

Partner ID

Request body

UblInvoiceInput

buyer_reference · string

currency · string

ISO 4217 currency, e.g. EUR.

customer · EInvoiceParty · required

due_date · string

invoice_number · string · required

issue_date · string · required

ISO date YYYY-MM-DD.

lines · UblLine[] · required

supplier · EInvoiceParty · required

tax_percent · string

Single VAT rate (percent) applied to the whole invoice — the common case; multi-rate breakdown is a later refinement.

Response

No response body. BIS validation result (valid + per-rule issues).

Status codes

Code	Meaning
200	BIS validation result (valid + per-rule issues)

cURL

curl --request POST \
  --url 'https://edi.stateset.com/v1/einvoice/ubl/{partner_id}/validate' \
  --header "Authorization: Bearer $STATESET_EDI_API_KEY" \
  --header 'Content-Type: application/json' \
  --data '{
  "buyer_reference": "string",
  "currency": "USD",
  "customer": {
    "city": "San Francisco",
    "country": "US",
    "endpoint_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
    "endpoint_scheme": "string",
    "name": "Two-Person Tent",
    "postal_code": "94107",
    "street": [
      "548 Market St"
    ],
    "vat_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
  },
  "due_date": "2026-08-31T14:22:05Z",
  "invoice_number": "ORD-10042",
  "issue_date": "2026-08-31T14:22:05Z",
  "lines": [
    {
      "description": "Two-person tent, green — replacement for damaged pole set.",
      "quantity": "string",
      "unit_price": "49.00",
      "uom": "string"
    }
  ],
  "supplier": {
    "city": "San Francisco",
    "country": "US",
    "endpoint_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
    "endpoint_scheme": "string",
    "name": "Two-Person Tent",
    "postal_code": "94107",
    "street": [
      "548 Market St"
    ],
    "vat_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
  },
  "tax_percent": "string"
}'