Get taxes catalog (IVA, Retefuente, ReteIVA, ReteICA, Impoconsumo, AdValorem, Autorretencion)
AI agents call siigo_get_taxes to retrieve information from Siigo MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a straightforward data retrieval operation that queries a taxes reference catalog. No data is created, modified, deleted, or executed. The tool provides read-only access to tax configuration information needed for accounting operations. Misuse would have minimal blast radius as it only exposes tax definitions.
From the tool's definition Tool name is 'siigo_get_taxes' and description states 'Get taxes catalog' - retrieves a static or reference dataset of tax types (IVA, Retefuente, ReteIVA, ReteICA, Impoconsumo, AdValorem, Autorretencion) with no modification or side effects.
Attacks that exploit this kind of access
Get taxes catalog (IVA, Retefuente, ReteIVA, ReteICA, Impoconsumo, AdValorem, Autorretencion). It is categorised as a Read tool in the Siigo MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Siigo MCP Server MCP server in PolicyLayer and add a rule for siigo_get_taxes: 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 Siigo MCP Server. Nothing to install.
siigo_get_taxes 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 siigo_get_taxes 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 siigo_get_taxes. 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.
siigo_get_taxes is provided by the Siigo MCP Server MCP server (jdlar1/siigo-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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