> ## Documentation Index
> Fetch the complete documentation index at: https://developer.vanta.com/llms.txt
> Use this file to discover all available pages before exploring further.

# List assignable users

> List users who can be assigned as owner or approver on a questionnaire.

When a role is specified, results are filtered to users with that role's required permission.
When omitted, users assignable to either role are returned.
Results can optionally be narrowed by a search string.



## OpenAPI

````yaml /reference/manage-vanta.json get /customer-trust/questionnaires/assignable-users
openapi: 3.0.0
info:
  title: Manage Vanta
  version: 1.0.0
  description: >-
    The REST API lets customers query and mutate Vanta's data. Use this API to
    automate bulk actions, query data for custom workflows and dashboards, and
    bolster your security operations


    **Note for Vanta Gov (FedRAMP) customers:** Select `Vanta Gov (FedRAMP)`
    from the server dropdown to issue requests against
    `https://api.vanta-gov.com`. The OAuth token URL shown below defaults to the
    commercial host — replace it with `https://api.vanta-gov.com/oauth/token`.
  termsOfService: https://www.vanta.com/terms
  license:
    name: UNLICENSED
  contact:
    name: API Support
    url: https://help.vanta.com/
    email: support@vanta.com
servers:
  - url: https://api.vanta.com/v1
    description: Vanta (Commercial)
  - url: https://api.vanta-gov.com/v1
    description: Vanta Gov (FedRAMP)
security: []
paths:
  /customer-trust/questionnaires/assignable-users:
    get:
      tags:
        - Customer Trust
      summary: List assignable users
      description: >-
        List users who can be assigned as owner or approver on a questionnaire.


        When a role is specified, results are filtered to users with that role's
        required permission.

        When omitted, users assignable to either role are returned.

        Results can optionally be narrowed by a search string.
      operationId: ListAssignableUsers
      parameters:
        - description: 'Filter by role: "owner" or "approver".'
          in: query
          name: role
          required: false
          schema:
            $ref: '#/components/schemas/QuestionnaireAssignableUserRole'
        - description: Optional search string to filter users by name or email.
          in: query
          name: q
          required: false
          schema:
            type: string
      responses:
        '200':
          description: Ok
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/QuestionnaireAssignableUsersResponse'
              examples:
                Example 1:
                  value:
                    results:
                      data:
                        - id: usr_1234567890
                          displayName: Jane Doe
      security:
        - bearerAuth: []
components:
  schemas:
    QuestionnaireAssignableUserRole:
      type: string
      enum:
        - owner
        - approver
    QuestionnaireAssignableUsersResponse:
      properties:
        results:
          properties:
            data:
              items:
                $ref: '#/components/schemas/QuestionnaireAssignableUser'
              type: array
          required:
            - data
          type: object
      required:
        - results
      type: object
      additionalProperties: false
    QuestionnaireAssignableUser:
      properties:
        id:
          type: string
        displayName:
          type: string
      required:
        - id
        - displayName
      type: object
      additionalProperties: false
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer

````