mcp-fns-check

Overview

mcp-fns-check is a Model Context Protocol server that integrates Russian tax authority (FNS) counterparty verification directly into your AI assistant. It retrieves company status, debt information, and block records from the FNS registry, enabling due diligence and compliance checks without leaving your workflow.

The server runs locally on your machine via the Python package atomno-mcp-fns-check, installed with uvx atomno-mcp-fns-check. It requires no credentials and works immediately after setup. Version v0.1.9 is available under the MIT license, with full source code at atomno-mcp/mcp-fns-check on GitHub.

mcp-fns-check is listed in the Security category on mcp.site and works with any MCP client including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, and Zed. If you maintain this project, claim your listing to earn the Verified badge and ensure the information stays current.

Installation

// claude_desktop_config.json
{
  "mcpServers": {
    "mcp_fns_check": {
      "command": "uvx",
      "args": [
        "atomno-mcp-fns-check"
      ]
    }
  }
}