---
title: bundleSubscriptionGroupID
framework: storekit
role: symbol
role_heading: Instance Property
path: storekit/transaction/bundlesubscriptiongroupid
---

# bundleSubscriptionGroupID

Identifies the subscription bundle group the transaction is for.

## Declaration

```swift
@backDeployed(before: iOS 27.0, macOS 27.0, tvOS 27.0, watchOS 27.0, visionOS 27.0)
var bundleSubscriptionGroupID: String? { get }
```

## Discussion

Discussion note: Only for transactions of subscriptions included in a bundle.