Liste toutes les réductions d
AI agents call lister_reductions_impot 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 lists available tax reductions—a read-only operation that retrieves information without modifying, deleting, or executing side effects. The description is truncated ('réductions d') but the name and context make the intent clear: to enumerate tax reduction categories or options for informational purposes. No financial transactions, code execution, or data modification occurs.
From the tool's definition Tool name 'lister_reductions_impot' (list tax reductions) and the verb 'Liste' (List) in the description indicate this tool retrieves or queries data about tax reduction options.
Documented attack patterns abuse exactly the kind of access lister_reductions_impot 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 lister_reductions_impot:
{
"version": "1",
"default": "deny",
"tools": {
"lister_reductions_impot": {}
}
}lister_reductions_impot is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Liste toutes les réductions d. 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 lister_reductions_impot: 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.
lister_reductions_impot 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 lister_reductions_impot 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 lister_reductions_impot. 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.
lister_reductions_impot 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.
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62 Impots tools catalogued and risk-classified — across an index of 43,000+ MCP servers.