# RuleReference

A reference to a Rule resource.

- Source: Generated code
- Type last changed: v2.273.0 · 8 Oct 2026

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_networksecuritymanager as interfaces_networksecuritymanager } from 'aws-cdk-lib/interfaces';
const ruleReference: interfaces_networksecuritymanager.RuleReference = {
  ruleArn: 'ruleArn',
};
```

## Properties

- `ruleArn`: string (required) — The RuleArn of the Rule resource.