# ScaleInProtectedInstances

The behavior of instances that are protected from scale in during an instance refresh.

- Source: [`aws-autoscaling/lib/auto-scaling-group.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0/packages/aws-cdk-lib/aws-autoscaling/lib/auto-scaling-group.ts#L1164)
- Type last changed: v2.263.0 · 31 Jul 2026

## Members

| Member | Description |
| --- | --- |
| `REFRESH` | Refresh instances that are protected from scale in. |
| `IGNORE` | Ignore instances that are protected from scale in. |
| `WAIT` | Wait until instances are no longer protected from scale in, then refresh them. |

## Referenced by

- [`InstanceRefreshOptions`](/v2/docs/aws-cdk-lib.aws_autoscaling.InstanceRefreshOptions).scaleInProtectedInstances