--- title: New webhook topics for SellingPlanGroups - Shopify developer changelog description: Shopify’s developer changelog documents all changes to Shopify’s platform. Find the latest news and learn about new platform opportunities. source_url: html: https://shopify.dev/changelog/new-webhook-topics-for-sellingplangroups md: https://shopify.dev/changelog/new-webhook-topics-for-sellingplangroups.md --- [Back to Developer changelog](https://shopify.dev/changelog) August 12, 2021 Tags: * API # New webhook topics for SellingPlanGroups External apps can now subscribe to `SellingPlanGroups` webhook events to keep track of `SellingPlans` and `SellingPlanGroups` lifecycles. The following are the topics for the events: * `selling_plan_groups/create`: Triggered when a new SellingPlanGroup is created. * `selling_plan_groups/update`: Triggered when a SellingPlanGroup is updated, including adding/removing/updating SellingPlans. * `selling_plan_groups/delete`: Triggered when a new SellingPlanGroup is removed. To use the topics, an app requires the `read_products` access scope.