Search the Federal Register, read & diff CFR sections, query Regulations.gov. Any LLM supported.
Connect Runs on your machine
claude mcp add regulations-mcp -e REGULATIONS_GOV_API_KEY=<REGULATIONS_GOV_API_KEY> -- uvx regulations-mcp==0.1.0{
"mcpServers": {
"regulations-mcp": {
"command": "uvx",
"args": [
"regulations-mcp==0.1.0"
],
"env": {
"REGULATIONS_GOV_API_KEY": "<REGULATIONS_GOV_API_KEY>"
}
}
}
}{
"mcpServers": {
"regulations-mcp": {
"command": "uvx",
"args": [
"regulations-mcp==0.1.0"
],
"env": {
"REGULATIONS_GOV_API_KEY": "<REGULATIONS_GOV_API_KEY>"
}
}
}
}{
"servers": {
"regulations-mcp": {
"type": "stdio",
"command": "uvx",
"args": [
"regulations-mcp==0.1.0"
],
"env": {
"REGULATIONS_GOV_API_KEY": "<REGULATIONS_GOV_API_KEY>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
REGULATIONS_GOV_API_KEYOptional, secret | Free API key from api.regulations.gov — only needed for regulations.gov search tools. Federal Register and eCFR tools work without any key. |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 1 Jun 2026 |
| Last updated | 1 Jun 2026 |
| Registry name | io.github.stark256-spec/regulations-mcp |
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