Electronic invoicing integration with the Avalara E-Invoicing & Live Reporting system: documents, input fields and country mandates, for ECI customers subject to statutory e-invoicing regimes.
ECI Einvoice API is one of 15 APIs that ECI Solutions publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include E-Invoicing, Compliance, Tax, and Avalara. The published artifact set on APIs.io includes an OpenAPI specification.
This API exposes
7 operations
across 6 paths,
organized into 3 resource areas,
and defines 80 schemas.
It is described by OpenAPI 3.0.1, at version 1.0.
Requests are made against the base URL https://api-einvoice.integrations.ecimanufacturing.com.
7 operations6 paths80 schemas5 GET2 POST
Metadata
The identity and technical contract details declared by the specification.
ECI Einvoice API declares
1 security scheme
for authenticating requests.
It supports OAuth 2.0 (Bearer) using the clientCredentials flow, exposing 1 scope.
By default, every request must be authenticated.
Bearer — OAuth 2.0 Client Credentials Flow with API Users issued from Integration Engine Management Console
Paths & Operations 7
Across 6 paths, the API surfaces 7 operations — 5 GET, 2 POST. They span 3 resource areas: Document, InputField, Mandate. Each is listed below with its method, path, parameters, and response codes.
Document 5
GET
/api/v1/documents
Get a list of documents.
GetDocuments4 params→ 200
POST
/api/v1/documents
Submit data for an invoice.
PostInvoiceDocument1 parambody→ 200
POST
/api/v1/documents/credit-note
Submit data for a credit note.
PostCreditNoteDocument1 parambody→ 200
GET
/api/v1/documents/{documentId}
Get a single document by Id.
GetDocument1 param→ 200404
GET
/api/v1/documents/{documentId}/download
Get a single document by Id and type.
GetDocumentByIdWithDownloadType2 params→ 200404
InputField 1
GET
/api/v1/input-fields
Get a list of input fields, optionally filtered by a single mandate name.
ListInputFields1 param→ 200
Mandate 1
GET
/api/v1/mandates
Get a list of country mandates, optionally filtered by a single mandate name.
ListMandates1 param→ 200
Schemas 80
The contract defines 80 schemas that model the data the API accepts and returns. The most detailed are UblInvoice (39 properties), UblCreditNote (38 properties), UblInvoiceLine (14 properties), UblCreditNoteLine (14 properties). Each schema is shown below with its type and property counts.
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