Validates an Italian Partita IVA (VAT number for companies and self-employed) — an 11-digit number issued by the Italian Revenue Agency. Applies the official Luhn-variant checksum algorithm used by Italian tax authorities. Returns { valid: boolean, partita_iva: string } or { valid: false, reason:...
AI agents call validate_partita_iva to retrieve information from Mcp Europe Business without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs validation/verification of an existing identifier using a checksum algorithm. It retrieves and verifies information but produces no side effects, data modifications, or state changes. The action is purely informational (determining if a VAT number is valid), making it a Read operation.
From the tool's definition The tool 'validates an Italian Partita IVA' and 'Returns { valid: boolean, partita_iva: string } or { valid: false, reason: string }'.
Attacks that exploit this kind of access
Validates an Italian Partita IVA (VAT number for companies and self-employed) — an 11-digit number issued by the Italian Revenue Agency. Applies the official Luhn-variant checksum algorithm used by Italian tax authorities. Returns { valid: boolean, partita_iva: string } or { valid: false, reason: string }. Use when processing Italian B2B invoices via SDI, validating Italian suppliers, or any Italian business compliance workflow requiring a verified VAT-registered entity. It is categorised as a Read tool in the Mcp Europe Business MCP Server, which means it retrieves data without modifying state.
Register the Mcp Europe Business MCP server in PolicyLayer and add a rule for validate_partita_iva: 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 Mcp Europe Business. Nothing to install.
validate_partita_iva 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 validate_partita_iva 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 validate_partita_iva. 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.
validate_partita_iva is provided by the Mcp Europe Business MCP server (josemvelez78/mcp-europe-business). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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