入门
在 Duaer 里查美国联邦法规文件
在 Duaer 里：Regulations.gov：美国联邦机构的规则、拟议规则与公告，含机构、案卷号与征求意见截止日期。一次成功查询用 1 额度。
能拿到什么
Duaer 数据市场里的「美国联邦法规文件」：Regulations.gov：美国联邦机构的规则、拟议规则与公告，含机构、案卷号与征求意见截止日期。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 → 美国联邦法规文件，或打开 数据市场。相关：美国联邦公报、美国国会法案。
适合做什么
- 查找仍在征求意见的 EPA 拟议规则。
- 跟踪 FDA 某一主题的新规则。
在画布里检索
- 打开节点创建器，选 Duaer 数据 → Regulations.gov documents。
- 填 Words（如 drinking water）；Agency（如 EPA）、Document Type（proposed-rule）、Open for Comment（yes）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/regulations?words=drinking%20water
- 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-regulations
description: >-
Duaer Regulations.gov documents. Regulations.gov: US federal rules, proposed rules, and notices, with agency, docket, and comment deadline.
One successful search uses 1 Duaer credit.
---
# Duaer Regulations.gov documents
Duaer Regulations.gov documents searches federal rulemaking documents, newest first. Filter by agency and document type, or keep only documents still open for public comment. Duaer holds the upstream API key; you only send your Duaer key.
## When to use
- Find EPA proposed rules still open for comment.
- Track new FDA rules on a topic.
## When not to use
- Bills in Congress. Use https://skills.duaer.com/congress-bills.md.
- The daily Federal Register issue. Use https://skills.duaer.com/federal-register.md.
## Call
`GET https://api.duaer.com/v1/data/regulations?words=drinking%20water`
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 in the document, such as drinking water.
- `agency` — Optional. Agency acronym such as EPA, FDA, or DOT.
- `documentType` — Optional. `rule`, `proposed-rule`, `notice`, `supporting`, or `other`.
- `openForComment` — Optional. `yes` to keep documents still taking public comments.
- `limit` — Optional. Rows to return, from 1 to 20. Default 10.
## Examples
- `GET https://api.duaer.com/v1/data/regulations?words=drinking%20water` — recent documents about drinking water.
- `GET https://api.duaer.com/v1/data/regulations?agency=EPA&documentType=proposed-rule&openForComment=yes` — EPA proposed rules open for comment.
## Result
The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:
- `documentId`, `docketId` — Regulations.gov document and docket.
- `agency`, `documentType`, `subtype` — agency and kind, such as Proposed Rule.
- `postedDate` — when the document was posted.
- `openForComment` — whether public comments are still accepted.
The summary shows the comment deadline when there is one.
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/federal-register.md — Duaer US Federal Register
- https://skills.duaer.com/congress-bills.md — Duaer US Congress bills
常见问题
Duaer 的美国联邦法规文件检索扣多少额度？
查到结果时扣 1 额度；没有结果或出错不扣。
Duaer 美国联邦法规文件能用来提交公众意见吗？
不能。Duaer 只读取文件与截止日期；提交意见请打开结果里的 Regulations.gov 链接。
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