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GovInfo MCP Server

by Travis-Prall
GitHub
Python
4
  • Linux
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GovInfo MCP Server

A Model Context Protocol (MCP) server that provides LLM-friendly access to the official GovInfo API v4. This server enables searching and retrieving U.S. government documents, including bills, laws, regulations, and other official publications, for precise legal research and citation verification.

🎯 Purpose

The GovInfo MCP Server provides comprehensive access to federal regulations, statutes, and government documents through the GovInfo API. It is designed for LLMs and legal research tools to programmatically access up-to-date U.S. government information.

📦 Key Features

  • Access to bills, statutes, regulations (CFR), and more

  • Real-time updates from the official GovInfo API

  • Retrieve full document text and metadata in HTML, XML, PDF, or plain text

  • Search by keyword, collection, date, and more

  • Explore related documents and cross-references

🛠️ Available MCP Tools

Tool Name

Description

Example Call

get_collections

List all available GovInfo collections

get_collections(page_size=10)

get_collection_details

Get details for a specific collection

get_collection_details(collection_code="CFR")

search_packages

Search packages by query and filters

search_packages(query="discovery procedures", collection="CFR", page_size=5)

advanced_search

Advanced search with Lucene syntax and filters

advanced_search(query="title:discovery AND collection:CFR", sort_by="relevance")

get_packages_by_collection

List packages from a collection

get_packages_by_collection(collection="BILLS", congress=118, page_size=5)

get_package_summary

Get metadata for a specific package

get_package_summary(package_id="CFR-2023-title5-vol3")

get_package_content

Download package content in various formats

get_package_content(package_id="CFR-2023-title5-vol3", content_type="html")

get_published_packages

Get packages published on a specific date

get_published_packages(date_issued="2024-01-15", collection="CFR")

get_published_range

Get packages published within a date range

get_published_range(start_date="2024-01-01", end_date="2024-01-31", collection="PLAW")

get_related_packages

Find packages related to a specific package

get_related_packages(package_id="BILLS-118hr1234-ih")

get_granule_related

Find items related to a specific granule

get_granule_related(package_id="CFR-2023-title5-vol3", granule_id="CFR-2023-title5-vol3-sec1201-72")

search_statutes

Search US statutes across statute collections

search_statutes(query="civil rights", collection="USCODE", page_size=5)

get_public_laws_by_congress

List public laws from a specific Congress

get_public_laws_by_congress(congress=117, page_size=5)

get_statutes_at_large

Search Statutes at Large by volume

get_statutes_at_large(volume="137", page_size=5)

get_uscode_title

Search US Code sections within a title

get_uscode_title(title_number="42", page_size=5)

list_statute_collections

List all statute-related collections

list_statute_collections()

See app/README.md for full tool parameter documentation.

🚀 Setup

Prerequisites

  • Python 3.12+

  • uv for dependency management (Poetry is NOT used)

  • Internet connection for GovInfo API access

  • GovInfo API key (set GOVINFO_API_KEY in your environment)

  • Ubuntu/Linux recommended (all commands below are for bash)

Installation

  1. Clone the repository and navigate to the GovInfo project directory:

    git clone <repository-url> cd GovInfo

  2. Install dependencies using uv:

    uv pip install -r requirements.txt # or, if using pyproject.toml: uv pip install -r <(uv pip compile pyproject.toml)

  3. Set your GovInfo API key:

    export GOVINFO_API_KEY=your_api_key_here

  4. (Optional) Copy .env.example to .env and edit as needed.

Running the Server

Start the MCP server:

uv run python -m app.server

Or use the VS Code task "Run MCP Server".

Running Tests

See tests/README.md for details. Typical usage:

uv run pytest

API Usage

See app/README.md for detailed tool documentation and usage examples.

🔗 Links

📝 Notes

  • All code examples are tested and working.

  • File paths use relative references from the project root.

  • All commands use uv run where needed.

  • For Ubuntu/Linux. For Windows, adapt commands as needed.

This server cannot be installed

-
security - not tested
-
license - not tested
-
quality - not tested

How are these scores calculated?

remote-capable server

The server can be hosted and run remotely because it primarily relies on remote services or has no dependency on the local environment.

A Model Context Protocol server that provides LLM-friendly access to the official GovInfo API for searching and retrieving U.S. government documents including bills, laws, regulations, and other official publications.

  1. 🎯 Purpose
    1. 📦 Key Features
      1. 🛠️ Available MCP Tools
        1. 🚀 Setup
          1. Prerequisites
          2. Installation
          3. Running the Server
          4. Running Tests
          5. API Usage
        2. 🔗 Links
          1. 📝 Notes

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