Public demonstrator

Impôts France MCP

A French tax MCP with a Rust/Wasm engine and versioned official rules.

Conceptual flow based on the project’s public documentation.

The purpose

Demonstrates an approach where results, data versions, sources and assumptions remain auditable behind a protected MCP interface.

What the project exposes

62 sourced tools, deterministic calculations, a dated registry, Cloudflare OAuth and reference functional tests.

How to verify it

Public CI checks the server, engine and versioned reference cases.

Repository documentation and instructions ↗

Provenance

The public murillo-consulting repository is the source for this presentation. Its history, license and files are the reference for understanding the exact provenance of contributions and dependencies.

github.com/murillo-consulting/impots-france-mcp

Limits to understand

No shared endpoint is guaranteed and outputs remain simulations, not tax advice.

This demonstrator is neither a production validation for your system nor evidence of a client engagement. Adoption requires a review appropriate to your environment.