Policy management and governance in ServiceNow Arc

concept australia Updated Sep 7, 2026 3 min read policy-management-cowork.md
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Policies are governance rules on your ServiceNow instance that control what ServiceNow Arc can do, which actions need approval, and which actions are blocked.

ServiceNow Arc is an autonomous AI agent that runs commands, reads and writes files, and reaches external systems on behalf of users. Because the agent acts for users, your organization needs control over what the agent can do.

Policies give you that control. You author policies on the ServiceNow instance, and every ServiceNow Arc client enforces them on every action before the action runs. Users work within the boundaries set and approve actions when a policy requires it. Policies are the centrally managed rules and governance components that control what the agent can and can't do, preventing it from taking actions outside the boundaries you define.

The following properties make policy a governance mechanism rather than guidance:

  • Central authoring

    Policies live in ServiceNow tables on your instance, not in local configuration that a user can edit.

    You can author policies in Arc tables or in AI Control Tower, on the Arc policies tab under Govern > Policies. For more information, see Manage Arc agent policies in AI Control Tower.

  • Enforcement in code

    Neither the agent nor end users can bypass policy rules. Enforcement happens in code, not through the agent's instructions, so it doesn't depend on the agent choosing to conform.

  • Mandatory policy

    ServiceNow Arc runs nothing without a policy. Until the client retrieves an active policy from your instance, Arc doesn't perform any action.

How policy reaches the client

The instance merges every policy that applies to a user and sends the client one effective policy bundle. Clients never see the individual policy records.

When you change a policy, the instance pushes the change to clients in near real time. Clients also check for changes in case they miss a push. Users can see the last policy sync time in their ServiceNow Arc application under Settings > Agent Sandbox.

A policy bundle doesn't expire. If the instance becomes unreachable, the client keeps enforcing the last policy it retrieved.

Default Policy

Every instance includes the Default Policy. It's active, applies to all users, and includes values for all seven policy components. You can't edit or delete the Default Policy, or add rules to it. To change its behavior, create a policy with a lower priority number. For more information, see Policy stacking and precedence in ServiceNow Arc.

For what each component controls, see Policy components in ServiceNow Arc.

Parent Topic:Exploring ServiceNow Arc

Keywords policyServiceNow CoworkCoworkgovernanceguardrailtool gateapproval patternnetwork rulessandbox rules
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