Look up or list US Congressional amendments via Congress.gov.
Look up or list US Congressional amendments via Congress.gov. Pass congress + type + number to fetch a single amendment with full sponsor + action history. Or filter list by congress + type + date range. Amendment types: hamdt=House Amendment, samdt=Senate Amendment, suamdt=Senate Unprinted Amendment.
Request
- Base URL: https://2s.io
- URL: https://2s.io/api/gov/congress-amendment
- Auth: API key in header PAYMENT-SIGNATURE
Query parameters
US Congress number (e.g. 118 for the 2023–2025 Congress).
Filter results by type.
Item number or identifier.
From date.
To date.
Maximum number of results to return.
Number of results to skip before returning (pagination offset).
Try before you buy. Set to 1 for one free real call per endpoint per hour — no wallet or payment needed — to verify the endpoint before paying. Equivalent to sending the "X-2s-Trial: 1" request header. Listed only on operations that offer a trial; the others always answer 402.
Response
Changes
No recorded changes to this operation across all 1 revision of this API.