# ECI Einvoice API

**Canonical:** https://apis.io/apis/eci-solutions/eci-solutions-einvoice/  
**Provider:** ECI Solutions — https://apis.io/providers/eci-solutions/  
**Base URL:** https://api-einvoice.integrations.ecimanufacturing.com  
**Documentation:** https://integrations.ecimanufacturing.com/

ECI Einvoice API is one of 15 APIs that [ECI Solutions](https://apis.io/providers/eci-solutions/) publishes on the [APIs.io](https://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.

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.

## Operations (7)

| Method | Path | Summary |
|---|---|---|
| GET | `/api/v1/documents` | Get a list of documents. |
| POST | `/api/v1/documents` | Submit data for an invoice. |
| POST | `/api/v1/documents/credit-note` | Submit data for a credit note. |
| GET | `/api/v1/documents/{documentId}` | Get a single document by Id. |
| GET | `/api/v1/documents/{documentId}/download` | Get a single document by Id and type. |
| GET | `/api/v1/input-fields` | Get a list of input fields, optionally filtered by a single mandate name. |
| GET | `/api/v1/mandates` | Get a list of country mandates, optionally filtered by a single mandate name. |

## Machine-readable artifacts (1)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/eci-solutions/refs/heads/main/openapi/eci-solutions-einvoice-openapi.json

## Other ECI Solutions APIs (12)

- [ECI Manufacturing ERP API](https://apis.io/apis/eci-solutions/eci-solutions-platform/)
- [JobBOSS² Public API](https://apis.io/apis/eci-solutions/eci-solutions-jobboss2/)
- [M1 Public API](https://apis.io/apis/eci-solutions/eci-solutions-m1/)
- [ECI MFG Integration Management API](https://apis.io/apis/eci-solutions/eci-solutions-integration-management/)
- [ECI Authentication API](https://apis.io/apis/eci-solutions/eci-solutions-authentication/)
- [ECI MFG Payment API](https://apis.io/apis/eci-solutions/eci-solutions-payment/)
- [ECI Financial Integration API](https://apis.io/apis/eci-solutions/eci-solutions-financial/)
- [ECI EvolutionX Ecommerce API](https://apis.io/apis/eci-solutions/eci-solutions-ecommerce/)
- [ECI Shipping API](https://apis.io/apis/eci-solutions/eci-solutions-shipping/)
- [ECI Currency Data API](https://apis.io/apis/eci-solutions/eci-solutions-currency/)
- [ECI AP/AR Commerce Automation API](https://apis.io/apis/eci-solutions/eci-solutions-apar-commerce/)
- [ECI Office Integration API](https://apis.io/apis/eci-solutions/eci-solutions-office/)

## Tags

E-Invoicing, Compliance, Tax, Avalara

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/eci-solutions/eci-solutions-einvoice/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/eci-solutions/.