Intègre un revenu étranger dans le calcul IR français.
AI agents call calculer_revenu_etranger to retrieve information from Impots without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs tax calculations and analysis—it computes how foreign income affects French income tax liability. It retrieves or derives information (read operation) rather than writing to official records, executing external systems, or making financial transactions. No side effects are indicated; the tool provides informational output to support tax planning decisions.
From the tool's definition Tool name 'calculer_revenu_etranger' and description 'Intègre un revenu étranger dans le calcul IR français' (Integrates a foreign income into French income tax calculation).
Documented attack patterns abuse exactly the kind of access calculer_revenu_etranger gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Impots, and nothing reaches the server without passing your rules. This is the rule we recommend for calculer_revenu_etranger:
{
"version": "1",
"default": "deny",
"tools": {
"calculer_revenu_etranger": {}
}
}calculer_revenu_etranger is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Intègre un revenu étranger dans le calcul IR français. It is categorised as a Read tool in the Impots MCP Server, which means it retrieves data without modifying state.
Register the Impots MCP server in PolicyLayer and add a rule for calculer_revenu_etranger: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Impots. Nothing to install.
calculer_revenu_etranger is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the calculer_revenu_etranger rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for calculer_revenu_etranger. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
calculer_revenu_etranger is provided by the Impots MCP server (w4zu/impots-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Impots, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
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