--- title: Removal of UsageCharge billing_on field on Admin REST API - 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/removal-of-usagecharge-billing_on-field-on-admin-rest-api md: https://shopify.dev/changelog/removal-of-usagecharge-billing_on-field-on-admin-rest-api.md --- [Back to Developer changelog](https://shopify.dev/changelog) September 7, 2023 Tags: * Action Required * API * 2023-10 # Removal of UsageCharge billing\_on field on Admin REST API As of Admin REST API version **2023-10**, the following `UsageCharge` fields have been deprecated: `billing_on`. Learn more about the `UsageCharge` object on [Shopify.dev](https://shopify.dev/docs/api/admin-rest/2022-10/resources/usagecharge).