Federal Register document by number API

Fetch a single Federal Register document by its document number from the keyless federalregister.gov API, normalized into a flat schema (title, type, agencies, abstract, dates, citation, EO number, URL). Answers 'what is Federal Register document 2026-11181?','give me the details of FR notice X'.

Price$0.01per request

MethodPOST

Route/v1/gov/fedreg-document

StatusLive

MIME typeapplication/json

Rate limit60/minute

Cache3600s public

govfederal-registerdocumentregulationslookupcitationuscompliance

API URLhttps://x402.hexl.dev/v1/gov/fedreg-document

Integration docs

Example request

{
  "documentNumber": "2025-01001"
}

Example response

{
  "document": {
    "documentNumber": "2025-01001",
    "title": "Commercial Driver's License Standards: Application for Exemption",
    "type": "Notice",
    "abstract": "FMCSA announces receipt of an application for exemption...",
    "publicationDate": "2025-01-15",
    "signingDate": null,
    "effectiveOn": null,
    "agencies": [
      "Federal Motor Carrier Safety Administration"
    ],
    "citation": "90 FR 4012",
    "executiveOrderNumber": null,
    "president": null,
    "url": "https://www.federalregister.gov/documents/2025/01/15/2025-01001/commercial-drivers-license-standards-application-for-exemption",
    "pdfUrl": "https://www.govinfo.gov/content/pkg/FR-2025-01-15/pdf/2025-01001.pdf"
  }
}

Input schema

{
  "type": "object",
  "required": [
    "documentNumber"
  ],
  "properties": {
    "documentNumber": {
      "type": "string",
      "examples": [
        "2026-11181",
        "2025-01001"
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}