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Look up, search, and track changes to the US Code of Federal Regulations (eCFR).
50FairInstall
~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"mccallar-cfr-mcp": {
"command": "uvx",
"args": [
"cfr-mcp"
]
}
}
}
Environment
This server does not declare environment variables.
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Tools
Tools show up when the registry metadata or the repository README lists them. GitHub enrichment fills this in when a token is configured.
About
Look up, search, and track changes to the US Code of Federal Regulations (eCFR).
FAQ
- What is US Code of Federal Regulations?
- Look up, search, and track changes to the US Code of Federal Regulations (eCFR).
- How do I install US Code of Federal Regulations?
- Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.
- Is US Code of Federal Regulations official?
- No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.
- How is the trust score calculated?
- This listing scores 50 (Fair). The formula is published on the methodology page.
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