Returns all VAT/IVA rules for a given Latin American country — standard rate, reduced rates, exempt categories, withholding rules, and special regimes. Returns { country, standard_rate, reduced_rates, exempt_categories, withholding, special_regimes, currency, notes }. Supports BR, MX, CL, AR, CO....
AI agents call get_vat_rules_latam to retrieve information from Mcp Latam Business without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns reference data about VAT/IVA rules across Latin American countries. It has no capability to modify records, execute code, delete data, or move money. The output is purely informational data retrieval used for compliance reference and calculation support.
From the tool's definition Tool 'Returns all VAT/IVA rules' — retrieves and queries tax rate data with no side effects. Description explicitly states 'Information provided as reference only — not legal or tax advice', confirming it is informational/read-only.
Attacks that exploit this kind of access
Returns all VAT/IVA rules for a given Latin American country — standard rate, reduced rates, exempt categories, withholding rules, and special regimes. Returns { country, standard_rate, reduced_rates, exempt_categories, withholding, special_regimes, currency, notes }. Supports BR, MX, CL, AR, CO. Brazil returns ICMS/ISS/PIS/COFINS structure. Use when calculating LatAm invoice taxes, determining correct rate for e-commerce checkout, or building tax compliance workflows. Information provided as reference only — not legal or tax advice. It is categorised as a Read tool in the Mcp Latam Business MCP Server, which means it retrieves data without modifying state.
Register the Mcp Latam Business MCP server in PolicyLayer and add a rule for get_vat_rules_latam: 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 Latam Business. Nothing to install.
get_vat_rules_latam 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 get_vat_rules_latam 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 get_vat_rules_latam. 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.
get_vat_rules_latam is provided by the Mcp Latam Business MCP server (josemvelez78/mcp-latam-business). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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