eCFR

local MCP server

Installation

Terminal

claude mcp add io-github-1102tools-ecfr-mcp -- uvx ecfr-mcp

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "io-github-1102tools-ecfr-mcp": {
      "command": "uvx",
      "args": [
        "ecfr-mcp"
      ]
    }
  }
}

Electronic Code of Federal Regulations including FAR and DFARS. 13 tools.

eCFR is a local MCP server distributed as the pypi package ecfr-mcp.

Run: claude mcp add io-github-1102tools-ecfr-mcp -- uvx ecfr-mcp

Run: codex mcp add io-github-1102tools-ecfr-mcp -- uvx ecfr-mcp

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