FERC Filing API
Credentialed machine-to-machine submission of XBRL filings.
FERC Filing API is one of 8 APIs that FERC publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Filings. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, a getting-started guide, authentication docs, and rate-limit docs.
This API exposes 4 operations across 4 paths, and defines 1 schema. It is described by OpenAPI 3.2.0, at version 2026-07-27.
Requests are made against a single base URL, https://ecollection.ferc.gov/api.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
FERC Filing API declares
1 security scheme
for authenticating requests.
It accepts HTTP bearer tokens (filerBearer).
filerBearer— Bearer token issued by POST /token via the OAuth 2.0 password grant with role=filer.
Paths & Operations 4
Across 4 paths, the API surfaces 4 operations — 2 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.
Credentialed machine-to-machine submission of XBRL filings.
Schemas 1
The contract defines 1 schema that model the data the API accepts and returns. The most detailed is Error (2 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from FERC 7
Other APIs FERC publishes across the network.
This is an independent, third-party profile of FERC Filing API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.
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