AI agents call calculate_inntektsskatt to retrieve information from Skatt without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs read-only tax calculations without creating, modifying, deleting, or executing external operations. It takes income information as input and returns computed tax values. No data is written to external systems, no irreversible changes occur, and no code execution or financial transactions are triggered. The tool is purely computational and informational in nature.
From the tool's definition Tool name 'calculate_inntektsskatt' and description 'Beregner alminnelig inntektsskatt, trinnskatt og trygdeavgift' (Calculates ordinary income tax, progressive tax, and social security tax) indicate a calculation/query function that computes tax amounts…
Attacks that exploit this kind of access
Beregner alminnelig inntektsskatt, trinnskatt og trygdeavgift. It is categorised as a Read tool in the Skatt MCP Server, which means it retrieves data without modifying state.
Register the Skatt MCP server in PolicyLayer and add a rule for calculate_inntektsskatt: 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 Skatt. Nothing to install.
calculate_inntektsskatt 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 calculate_inntektsskatt 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 calculate_inntektsskatt. 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.
calculate_inntektsskatt is provided by the Skatt MCP server (valiantevers/skatt-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.
Teams ship this data inside their own products. See what a licence covers →