Koskamo

Federal Regulations MCP

An MCP server that enables agents to search and trace US federal regulations. It provides tools to query the Federal Register for proposed and final rules, browse and read codified text from the eCFR (including point-in-time history), and access rulemaking dockets and public comments from Regulations.gov. It supports STDIO or Streamable HTTP connections.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Federal Regulations MCP logo, by cyanheadsCommunity listingLocal stdioSource reviewed; not executedPublished by cyanheads
Vendor documentation

What you can do with it

  • Search Federal Register for proposed or final rules by agency, date, or keyword
  • Read codified CFR text for a specific section or part, including historical versions
  • Fetch public comments and documents from a specific rulemaking docket on Regulations.gov
  • Trace a rule's lifecycle from proposal through public comment to codified text

Source and maintenance

Community listingRegistry 0.6.1
mcp-registry: io.github.cyanheads/federal-regulations-mcp-server@0.6.1Source repository
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@cyanheads/federal-regulations-mcp-server 0.6.1

npmnpx
@cyanheads/federal-regulations-mcp-server package definition
{
  "version": "0.6.1",
  "transport": "stdio",
  "identifier": "@cyanheads/federal-regulations-mcp-server",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "REGULATIONS_GOV_API_KEY",
      "format": "string",
      "description": "api.data.gov key for the Regulations.gov tools (get_docket, find_comments). Free at https://api.data.gov/signup/. The Federal Register and eCFR tools work without it."
    },
    {
      "name": "REGULATIONS_CLAMP_LIMITS",
      "format": "boolean",
      "default": "true",
      "description": "Serve a per_page or max_chars above its ceiling at the ceiling, with a notice. Set false to advertise and enforce the ceiling as a schema maximum instead."
    },
    {
      "name": "MCP_LOG_LEVEL",
      "format": "string",
      "default": "info",
      "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn')."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "federal-regulations-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/federal-regulations-mcp-server@0.6.1"
      ],
      "env": {
        "REGULATIONS_GOV_API_KEY": "<YOUR_REGULATIONS_GOV_API_KEY>",
        "REGULATIONS_CLAMP_LIMITS": "<YOUR_REGULATIONS_CLAMP_LIMITS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "federal-regulations-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/federal-regulations-mcp-server@0.6.1"
      ],
      "env": {
        "REGULATIONS_GOV_API_KEY": "<YOUR_REGULATIONS_GOV_API_KEY>",
        "REGULATIONS_CLAMP_LIMITS": "<YOUR_REGULATIONS_CLAMP_LIMITS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "federal-regulations-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/federal-regulations-mcp-server@0.6.1"
      ],
      "env": {
        "REGULATIONS_GOV_API_KEY": "<YOUR_REGULATIONS_GOV_API_KEY>",
        "REGULATIONS_CLAMP_LIMITS": "<YOUR_REGULATIONS_CLAMP_LIMITS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "federal-regulations-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/federal-regulations-mcp-server@0.6.1"
      ],
      "env": {
        "REGULATIONS_GOV_API_KEY": "<YOUR_REGULATIONS_GOV_API_KEY>",
        "REGULATIONS_CLAMP_LIMITS": "<YOUR_REGULATIONS_CLAMP_LIMITS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

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