Vérifie les aides et dispositifs auxquels vous pourriez être éligible
AI agents call checker_eligibilite_aides 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 checks eligibility status by querying against aid criteria—a read-only informational operation. It does not create, modify, execute actions, delete data, or move money. It is analogous to a search or lookup function that retrieves matching programs based on user circumstances.
From the tool's definition Tool name 'checker_eligibilite_aides' (check eligibility for aid/assistance) and description 'Vérifie les aides et dispositifs auxquels vous pourriez être éligible' (Verifies the aid and systems you could be eligible for) indicate a query or lookup operation…
Documented attack patterns abuse exactly the kind of access checker_eligibilite_aides 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 checker_eligibilite_aides:
{
"version": "1",
"default": "deny",
"tools": {
"checker_eligibilite_aides": {}
}
}checker_eligibilite_aides is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Vérifie les aides et dispositifs auxquels vous pourriez être éligible. 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 checker_eligibilite_aides: 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.
checker_eligibilite_aides 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 checker_eligibilite_aides 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 checker_eligibilite_aides. 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.
checker_eligibilite_aides 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.
62 Impots tools catalogued and risk-classified — across an index of 43,000+ MCP servers.