fill_1099_income · FreeTaxUSA MCP Server MCP: Risk & Policy

WHAT IT DOES

What fill_1099_income does on FreeTaxUSA MCP Server

AI agents use fill_1099_income to create or update resources in FreeTaxUSA MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your FreeTaxUSA MCP Server environment.

WHY IT NEEDS A POLICY

Why fill_1099_income needs a policy

This tool creates or modifies tax form data (1099 income fields) reversibly—the modifications can be corrected or undone before filing. It does not execute arbitrary code, delete data, or trigger financial transactions directly.

From the tool's definition Tool name 'fill_1099_income' and description 'Enter 1099 income data' indicate data entry/modification. Server description emphasizes 'automating a browser' for 'form filling' via 'natural language', confirming this tool modifies tax form fields.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

fill_1099_income Rate-limited

fill_1099_income stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "fill_1099_income": {
      "limits": [
        {
          "counter": "fill_1099_income_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches FreeTaxUSA MCP Server, so you can run agents against it safely.

FAQ

Questions about fill_1099_income

What does the fill_1099_income tool do? +

[Phase 2 - Not yet implemented] Enter 1099 income data. It is categorised as a Write tool in the FreeTaxUSA MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on fill_1099_income? +

Register the FreeTaxUSA MCP Server MCP server in PolicyLayer and add a rule for fill_1099_income: 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 FreeTaxUSA MCP Server. Nothing to install.

What risk level is fill_1099_income? +

fill_1099_income is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit fill_1099_income? +

Yes. Add a rate_limit block to the fill_1099_income 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.

How do I block fill_1099_income completely? +

Set action: deny in the PolicyLayer policy for fill_1099_income. 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.

What MCP server provides fill_1099_income? +

fill_1099_income is provided by the FreeTaxUSA MCP Server MCP server (schwarztim/freetaxusa-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.