Federal Register

Government API · No Authentication Required · Works in US

Overview

US Federal Register documents

Notes: Free US Federal Register API.

TL;DR

What it does: Federal Register: US Federal Register documents.

Quick start: https://www.federalregister.gov/api/v1/documents.json

No API key needed!

Try It Now

Call this URL to see what you get back:

https://www.federalregister.gov/api/v1/documents.json
Try This URL Now →

FAQ

Do I need an API key?
No! This API is completely free to use with no authentication required.
Is there a rate limit?
Most free APIs have generous limits. Check documentation for specifics.
Can I use this in a commercial project?
Yes, these APIs are free for both personal and commercial use. Check the documentation for any specific restrictions.
How do I get started?
Copy the example URL above and paste it into your browser or code. The response is in JSON format which you can parse in any programming language.

Code Examples

JavaScript Example

fetch('https://www.federalregister.gov/api/v1/documents.json')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Python Example

import requests

url = 'https://www.federalregister.gov/api/v1/documents.json'
response = requests.get(url)
data = response.json()
print(data)

API Details

API URL
https://www.federalregister.gov/reader-aids/developer-resources
Documentation
https://www.federalregister.gov/reader-aids/developer-resources
Category
Government
Authentication
Not Required
Geographic Coverage
US

What You Can Build