# custom-eventbus-policy-attached
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Checks if Amazon EventBridge custom event buses have a resource-based policy attached. The rule is NON\_COMPLIANT if a custom event bus policy does not have an attached resource-based policy. 



**Identifier:** CUSTOM\_EVENTBUS\_POLICY\_ATTACHED

**Resource Types:** AWS::Events::EventBus

**Trigger type:** Configuration changes

**Amazon Web Services Region:** All supported Amazon regions except Asia Pacific (New Zealand), Asia Pacific (Thailand), Asia Pacific (Malaysia), Amazon GovCloud (US-East), Amazon GovCloud (US-West), Mexico (Central), Asia Pacific (Taipei) Region

**Parameters:**

None  

## Amazon CloudFormation template
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To create Amazon Config managed rules with Amazon CloudFormation templates, see [Creating Amazon Config Managed Rules With Amazon CloudFormation Templates](aws-config-managed-rules-cloudformation-templates.md).