---
title: subscriptionGroupID
framework: storekit
role: symbol
role_heading: Instance Property
path: storekit/transaction/subscriptiongroupid
---

# subscriptionGroupID

The identifier of the subscription group that the subscription belongs to.

## Declaration

```swift
let subscriptionGroupID: String?
```

## See Also

### Identifying the app and product

- [appBundleID](storekit/transaction/appbundleid.md)
- [productID](storekit/transaction/productid.md)
- [productType](storekit/transaction/producttype.md)