Assign users when creating a case

Open a case with users already assigned to it.

Use assignedUsers to assign users to the case when it is created. Each value is a user id from the organization or office users lists.

Required scope: case-management

Request

mutation createCase($input: CreateCaseInput!) {
  createCase(input: $input) {
    ... on CaseInformation {
      caseId
      name
      assignedUsers {
        id
        name
      }
    }
    ... on ValidationErrors {
      errors {
        message
      }
    }
  }
}

Variables

{
  "input": {
    "organizationId": "3f2b8c1e9a4d4e7f8b6c5d4e3f2a1b0c",
    "officeId": "8e7d6c5b4a3f4e2d9c1b0a9f8e7d6c5b",
    "initialState": "DRAFT",
    "reference": "MAT-2026-0192",
    "individuals": [
      {
        "preferredName": {
          "firstName": "Jane",
          "lastName": "Citizen"
        },
        "emailAddress": "jane.citizen@example.com",
        "isCaseContact": true,
        "needsVerification": true
      }
    ],
    "existingIndividuals": [
      {
        "individualId": "20417"
      }
    ],
    "assignedUsers": [
      "1042",
      "1057"
    ]
  }
}

Response

{
  "data": {
    "createCase": {
      "caseId": "48213",
      "name": "Jane Citizen, John Citizen",
      "assignedUsers": [
        {
          "id": "1042",
          "name": "Sarah Mitchell"
        },
        {
          "id": "1057",
          "name": "Tom Walker"
        }
      ]
    }
  }
}

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