---
title: "Bill amendments"
method: GET
path: "/api/v1/congress/amendments"
tags: ["Public Finance & Government"]
---

# Bill amendments

`GET /api/v1/congress/amendments`

Amendments proposed to bills. Shows description, purpose, latest action.

## Query parameters

- `congress` integer — US Congress number (e.g. 119 for 2025-2026).
- `limit` integer — Max results
- `sort` string — Sort by updateDate: desc (newest first, default) or asc.
- `start_date` string — Only amendments with updateDate on/after this date (YYYY-MM-DD).
- `end_date` string — Only amendments with updateDate on/before this date (YYYY-MM-DD).

## Response `200`

Bill amendments.

- EnvelopeCongressAmendmentsData
  - `data` CongressAmendmentsData, required
    - `count` integer, required — Number of items in this result set.
    - `amendments` Amendment[], required
      - `congress` integer, required — US Congress number.
      - `latestAction` LatestAction
        - `actionDate` string, required
        - `text` string, required — Free-text content.
      - `number` string, required — Record or bill number.
      - `purpose` string, nullable
      - `type` string, required — Record type.
      - `updateDate` string, required — Last-updated timestamp.
      - `url` string, required — Related URL.
      - `description` string, nullable — Human-readable description.
  - `meta` SugraMeta, required — Metadata attached to every /api/v1/* response envelope.
    - `endpoint` string, required — Requested endpoint path.
    - `data_time` string, required — ISO 8601 UTC timestamp of the source data, not of the request.
    - `response_time` string, required — ISO 8601 UTC timestamp when this response was produced.
    - `provider` string, required — API name and version.
    - `source` string, nullable — Identifier of the primary upstream source used for this response.
    - `attribution` string, nullable — Human-readable attribution mandated by an upstream source (e.g. a securities regulator or self-regulatory organization). Present only on responses whose source requires the owner and source to be clearly identified. Do not remove or alter it when using the response.
    - `fallback_used` boolean, nullable — True when the primary source failed and a fallback produced the data.
    - `fallback_chain` string[], nullable — Ordered list of sources attempted, in the order they were tried.
    - `cached` boolean, nullable — True when this response was served from the internal cache.
    - `stale` boolean, nullable — True when the cached response was returned after the upstream rate-limited or errored. Clients can use this to detect degraded data.

## Other responses

- `401` — Missing or invalid `x-api-key` header.
- `422` — Validation Error
- `429` — Daily rate limit exceeded. Check `X-RateLimit-Reset` for the next window.
- `503` — Upstream source is temporarily unavailable. Retry after a short delay.

---

[API](https://skmtc.net/sugra/apis/sugra-api.md) · [All operations](https://skmtc.net/sugra/apis/sugra-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/sugra/sugra-api/versions/4e2740743eb4/schema)