--- title: CalculateReturnInput - Customer API description: The input fields to calculate return amounts associated with an order. api_version: 2025-10 api_name: customer type: input-object api_type: graphql source_url: html: >- https://shopify.dev/docs/api/customer/latest/input-objects/CalculateReturnInput md: >- https://shopify.dev/docs/api/customer/latest/input-objects/CalculateReturnInput.md --- # Calculate​Return​Input input\_object The input fields to calculate return amounts associated with an order. ## Fields * order​Id [ID!](https://shopify.dev/docs/api/customer/latest/scalars/ID) non-null The ID of the order that will be returned. * return​Line​Items [\[Calculate​Return​Line​Item​Input!\]!](https://shopify.dev/docs/api/customer/latest/input-objects/CalculateReturnLineItemInput) required The line items from the order to include in the return. *** ## Map No referencing types