--- title: SellingPlanReserve - GraphQL Admin description: When to reserve inventory for a selling plan. api_version: 2024-10 api_name: admin type: enum api_type: graphql source_url: html: 'https://shopify.dev/docs/api/admin-graphql/2024-10/enums/SellingPlanReserve' md: >- https://shopify.dev/docs/api/admin-graphql/2024-10/enums/SellingPlanReserve.txt --- # Selling​Plan​Reserve enum When to reserve inventory for a selling plan. ## Valid values * ON\_​FULFILLMENT Reserve inventory when order is fulfilled. * ON\_​SALE Reserve inventory at time of sale. *** ## Fields * [Selling​Plan​Inventory​Policy.​reserve](https://shopify.dev/docs/api/admin-graphql/2024-10/objects/SellingPlanInventoryPolicy#field-reserve) OBJECT The selling plan inventory policy. * [Selling​Plan​Inventory​Policy​Input.​reserve](https://shopify.dev/docs/api/admin-graphql/2024-10/input-objects/SellingPlanInventoryPolicyInput#field-reserve) INPUT OBJECT The input fields required to create or update an inventory policy. *** ## Map ### Fields with this enum * <-|[Selling​Plan​Inventory​Policy.reserve](https://shopify.dev/docs/api/admin-graphql/2024-10/objects/SellingPlanInventoryPolicy#field-reserve) ### Inputs with this enum * [Selling​Plan​Inventory​Policy​Input.reserve](https://shopify.dev/docs/api/admin-graphql/2024-10/input-objects/SellingPlanInventoryPolicyInput#field-reserve)