入门
在 Duaer 里查美国联邦公报
在 Duaer 里：美国联邦法规、拟议规则、公告与总统文件，按发布时间倒序，含发布机构、摘要与 PDF。一次成功查询用 1 额度。
能拿到什么
Duaer 数据市场里的「美国联邦公报」：美国联邦法规、拟议规则、公告与总统文件，按发布时间倒序，含发布机构、摘要与 PDF。查到结果时用 1 额度，结果交给数字组织的下一个节点。
从节点创建器选 Duaer 数据 → 美国联邦公报，或打开 数据市场。相关：SEC 公司公告、美国联邦机构预算。
适合做什么
- 跟踪某主题的美国新规与拟议规则。
- 列出某机构近期发布的公告。
在画布里检索
- 打开节点创建器，选 Duaer 数据 → US Federal Register。
- 填 Words（如 artificial intelligence）或 Agency；Type、From 可选。
- Limit 默认 10，最大 20。执行。
查到结果才扣 1 额度；没有结果、输入有误或上游失败都不扣。
用 API 调用
- GET https://api.duaer.com/v1/data/federal-register?words=artificial%20intelligence&type=rule
- Authorization: Bearer <Duaer key>
下方是与数据市场「复制技能」相同的英文技能，含参数、示例与返回字段。
调用技能（英文）
与数据市场「复制技能」一致。
---
name: duaer-federal-register
description: >-
Duaer US Federal Register. US federal rules, proposed rules, notices, and presidential documents, newest first, with agencies, abstract, and PDF.
One successful search uses 1 Duaer credit.
---
# Duaer US Federal Register
Duaer US Federal Register searches the daily journal of the US government, newest first. Filter by words, agency, document type, and date.
## When to use
- Track new or proposed US regulations on a topic.
- List recent notices from one agency.
## When not to use
- Company filings. Use https://skills.duaer.com/sec-filings.md.
- EU datasets. Use https://skills.duaer.com/eu-open-data.md.
## Call
`GET https://api.duaer.com/v1/data/federal-register?words=artificial%20intelligence&type=rule`
Header: `Authorization: Bearer <Duaer key>`
Use an account key or a model API key.
Get a Duaer key: https://skills.duaer.com/keys.md
## Parameters
Provide `words` or `agency`.
- `words` — Words to search, such as artificial intelligence.
- `agency` — Optional. Agency slug, such as environmental-protection-agency.
- `type` — Optional. `rule`, `proposed`, `notice`, or `presidential`.
- `from` — Optional. Published on or after, YYYY-MM-DD.
- `limit` — Optional. Rows to return, from 1 to 20. Default 10.
## Examples
- `GET https://api.duaer.com/v1/data/federal-register?words=artificial%20intelligence&type=rule` — final rules that mention AI.
- `GET https://api.duaer.com/v1/data/federal-register?agency=environmental-protection-agency&type=proposed&from=2026-01-01` — EPA proposed rules this year.
## Result
The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:
- `documentNumber`, `type`, `published` — id, document type, and publication date.
- `agencies` — issuing agencies.
- `abstract` — summary text.
- `url`, `pdfUrl` — web page and PDF.
Fields without a value are left out.
## Credits
A search that returns at least one row uses 1 credit.
An empty search, a search that finds nothing, or a failed search uses 0.
Wrong input returns 400 with a message and uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.
## Related
- https://skills.duaer.com/sec-filings.md — Duaer SEC filings
- https://skills.duaer.com/usaspending.md — Duaer US federal agency budgets
常见问题
Duaer 的美国联邦公报检索扣多少额度？
查到结果时扣 1 额度；没有结果或出错不扣。
Duaer 美国联邦公报的 Agency 怎么填？
在 Duaer 里填 Federal Register 的机构 slug，例如 environmental-protection-agency。
同组