preview_approval_routing

Preview the planned approver path for a record before/after submission (existing sysapproval_approver rows + matching approval rules)

SERVERServiceNow MCP Server SOURCE@aartiq/servicenow-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity verified Pull the record →

This record as markdown: /tools/servicenow-mcp-server/preview-approval-routing.md

WHAT IT DOES

What preview_approval_routing does on ServiceNow MCP Server

AI agents call preview_approval_routing to retrieve information from ServiceNow MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why preview_approval_routing is rated Low

Tool retrieves approval routing information without modifying or executing any actions.

From the tool's definition Preview the planned approver path, existing sysapproval_approver rows + matching approval rules

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs preview_approval_routing safely

PolicyLayer is an MCP gateway: it sits between your AI agents and ServiceNow MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For preview_approval_routing, this is the rule to start with:

preview_approval_routing Allowed

preview_approval_routing is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "preview_approval_routing": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect ServiceNow MCP Server, apply this rule, and every preview_approval_routing call is checked against it from then on.

FAQ

Questions about preview_approval_routing

What does the preview_approval_routing tool do? +

Preview the planned approver path for a record before/after submission (existing sysapproval_approver rows + matching approval rules). It is categorised as a Read tool in the ServiceNow MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on preview_approval_routing? +

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

What risk level is preview_approval_routing? +

preview_approval_routing is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit preview_approval_routing? +

Yes. Add a rate_limit block to the preview_approval_routing 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 preview_approval_routing completely? +

Set action: deny in the PolicyLayer policy for preview_approval_routing. 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 preview_approval_routing? +

preview_approval_routing is provided by the ServiceNow MCP Server MCP server (@aartiq/servicenow-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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