---
title: fulfillmentOrderSplit - GraphQL Admin
description: |-
  Splits [`FulfillmentOrder`](https://shopify.dev/docs/api/admin-graphql/latest/objects/FulfillmentOrder) objects by moving the specified [`LineItem`](https://shopify.dev/docs/api/admin-graphql/latest/objects/LineItem) objects and quantities into a new fulfillment order.

  If the original fulfillment order can't be split due to its current state, then the mutation creates a replacement fulfillment order instead.
api_version: 2026-01
api_name: admin
type: mutation
api_type: graphql
source_url:
  html: https://shopify.dev/docs/api/admin-graphql/latest/mutations/fulfillmentordersplit
  md: https://shopify.dev/docs/api/admin-graphql/latest/mutations/fulfillmentordersplit.md
---

# fulfillment​Order​Split

mutation

Requires `write_merchant_managed_fulfillment_orders` access scope or `write_third_party_fulfillment_orders` access scope. Also: The user must have fulfill\_and\_ship\_orders permission.

Splits [`FulfillmentOrder`](https://shopify.dev/docs/api/admin-graphql/latest/objects/FulfillmentOrder) objects by moving the specified [`LineItem`](https://shopify.dev/docs/api/admin-graphql/latest/objects/LineItem) objects and quantities into a new fulfillment order.

If the original fulfillment order can't be split due to its current state, then the mutation creates a replacement fulfillment order instead.

## Arguments

* fulfillmentOrderSplits

***

## Fulfillment​Order​Split​Payload returns

* fulfillmentOrderSplits
* userErrors

***

## Examples

* ### Split a single fulfillment order

  #### Description

  A merchant or order management app splits one or more fulfillment orders into multiple fulfillment orders, by specifying line items and quantities to split.

  #### Query

  ```graphql
  mutation fulfillmentOrderSplit($fulfillmentOrderSplits: [FulfillmentOrderSplitInput!]!) {
    fulfillmentOrderSplit(fulfillmentOrderSplits: $fulfillmentOrderSplits) {
      fulfillmentOrderSplits {
        fulfillmentOrder {
          id
          lineItems(first: 10) {
            edges {
              cursor
              node {
                id
                totalQuantity
              }
            }
          }
        }
        remainingFulfillmentOrder {
          id
          lineItems(first: 10) {
            edges {
              cursor
              node {
                id
                totalQuantity
              }
            }
          }
        }
      }
      userErrors {
        field
        message
      }
    }
  }
  ```

  #### Variables

  ```json
  {
    "fulfillmentOrderSplits": [
      {
        "fulfillmentOrderId": "gid://shopify/FulfillmentOrder/1046000796",
        "fulfillmentOrderLineItems": [
          {
            "id": "gid://shopify/FulfillmentOrderLineItem/1058737504",
            "quantity": 2
          }
        ]
      }
    ]
  }
  ```

  #### cURL

  ```bash
  curl -X POST \
  https://your-development-store.myshopify.com/admin/api/2026-01/graphql.json \
  -H 'Content-Type: application/json' \
  -H 'X-Shopify-Access-Token: {access_token}' \
  -d '{
  "query": "mutation fulfillmentOrderSplit($fulfillmentOrderSplits: [FulfillmentOrderSplitInput!]!) { fulfillmentOrderSplit(fulfillmentOrderSplits: $fulfillmentOrderSplits) { fulfillmentOrderSplits { fulfillmentOrder { id lineItems(first: 10) { edges { cursor node { id totalQuantity } } } } remainingFulfillmentOrder { id lineItems(first: 10) { edges { cursor node { id totalQuantity } } } } } userErrors { field message } } }",
   "variables": {
      "fulfillmentOrderSplits": [
        {
          "fulfillmentOrderId": "gid://shopify/FulfillmentOrder/1046000796",
          "fulfillmentOrderLineItems": [
            {
              "id": "gid://shopify/FulfillmentOrderLineItem/1058737504",
              "quantity": 2
            }
          ]
        }
      ]
    }
  }'
  ```

  #### React Router

  ```javascript
  import { authenticate } from "../shopify.server";

  export const loader = async ({request}) => {
    const { admin } = await authenticate.admin(request);
    const response = await admin.graphql(
      `#graphql
    mutation fulfillmentOrderSplit($fulfillmentOrderSplits: [FulfillmentOrderSplitInput!]!) {
      fulfillmentOrderSplit(fulfillmentOrderSplits: $fulfillmentOrderSplits) {
        fulfillmentOrderSplits {
          fulfillmentOrder {
            id
            lineItems(first: 10) {
              edges {
                cursor
                node {
                  id
                  totalQuantity
                }
              }
            }
          }
          remainingFulfillmentOrder {
            id
            lineItems(first: 10) {
              edges {
                cursor
                node {
                  id
                  totalQuantity
                }
              }
            }
          }
        }
        userErrors {
          field
          message
        }
      }
    }`,
    {
      variables: {
          "fulfillmentOrderSplits": [
              {
                  "fulfillmentOrderId": "gid://shopify/FulfillmentOrder/1046000796",
                  "fulfillmentOrderLineItems": [
                      {
                          "id": "gid://shopify/FulfillmentOrderLineItem/1058737504",
                          "quantity": 2
                      }
                  ]
              }
          ]
      },
    },
    );
    const json = await response.json();
    return json.data;
  }
  ```

  #### Ruby

  ```ruby
  session = ShopifyAPI::Auth::Session.new(
    shop: "your-development-store.myshopify.com",
    access_token: access_token
  )
  client = ShopifyAPI::Clients::Graphql::Admin.new(
    session: session
  )

  query = <<~QUERY
    mutation fulfillmentOrderSplit($fulfillmentOrderSplits: [FulfillmentOrderSplitInput!]!) {
      fulfillmentOrderSplit(fulfillmentOrderSplits: $fulfillmentOrderSplits) {
        fulfillmentOrderSplits {
          fulfillmentOrder {
            id
            lineItems(first: 10) {
              edges {
                cursor
                node {
                  id
                  totalQuantity
                }
              }
            }
          }
          remainingFulfillmentOrder {
            id
            lineItems(first: 10) {
              edges {
                cursor
                node {
                  id
                  totalQuantity
                }
              }
            }
          }
        }
        userErrors {
          field
          message
        }
      }
    }
  QUERY

  variables = {
    "fulfillmentOrderSplits": [
      {
        "fulfillmentOrderId": "gid://shopify/FulfillmentOrder/1046000796",
        "fulfillmentOrderLineItems": [
          {
            "id": "gid://shopify/FulfillmentOrderLineItem/1058737504",
            "quantity": 2
          }
        ]
      }
    ]
  }

  response = client.query(query: query, variables: variables)
  ```

  #### Node.js

  ```javascript
  const client = new shopify.clients.Graphql({session});
  const data = await client.query({
    data: {
      "query": `mutation fulfillmentOrderSplit($fulfillmentOrderSplits: [FulfillmentOrderSplitInput!]!) {
        fulfillmentOrderSplit(fulfillmentOrderSplits: $fulfillmentOrderSplits) {
          fulfillmentOrderSplits {
            fulfillmentOrder {
              id
              lineItems(first: 10) {
                edges {
                  cursor
                  node {
                    id
                    totalQuantity
                  }
                }
              }
            }
            remainingFulfillmentOrder {
              id
              lineItems(first: 10) {
                edges {
                  cursor
                  node {
                    id
                    totalQuantity
                  }
                }
              }
            }
          }
          userErrors {
            field
            message
          }
        }
      }`,
      "variables": {
          "fulfillmentOrderSplits": [
              {
                  "fulfillmentOrderId": "gid://shopify/FulfillmentOrder/1046000796",
                  "fulfillmentOrderLineItems": [
                      {
                          "id": "gid://shopify/FulfillmentOrderLineItem/1058737504",
                          "quantity": 2
                      }
                  ]
              }
          ]
      },
    },
  });
  ```

  #### Response

  ```json
  {
    "fulfillmentOrderSplit": {
      "fulfillmentOrderSplits": [
        {
          "fulfillmentOrder": {
            "id": "gid://shopify/FulfillmentOrder/1046000796",
            "lineItems": {
              "edges": [
                {
                  "cursor": "eyJsYXN0X2lkIjoxMDU4NzM3NTAzLCJsYXN0X3ZhbHVlIjoxMDU4NzM3NTAzfQ==",
                  "node": {
                    "id": "gid://shopify/FulfillmentOrderLineItem/1058737503",
                    "totalQuantity": 1
                  }
                }
              ]
            }
          },
          "remainingFulfillmentOrder": {
            "id": "gid://shopify/FulfillmentOrder/1046000797",
            "lineItems": {
              "edges": [
                {
                  "cursor": "eyJsYXN0X2lkIjoxMDU4NzM3NTA0LCJsYXN0X3ZhbHVlIjoxMDU4NzM3NTA0fQ==",
                  "node": {
                    "id": "gid://shopify/FulfillmentOrderLineItem/1058737504",
                    "totalQuantity": 2
                  }
                }
              ]
            }
          }
        }
      ],
      "userErrors": []
    }
  }
  ```

* ### fulfillmentOrderSplit reference