Get Child Departments humanresources.node.children

If you are developing integrations for Bitrix24 using AI tools (Codex, Claude Code, Cursor), connect to the MCP server so that the assistant can utilize the official REST documentation.

Scope: humanresources

Who can execute the method: a user with "View Departments" or "View Teams" access permission

This method belongs to REST 3.0. The call specifics and response format of the new API version are described in the REST 3.0 overview.

The method humanresources.node.children returns the direct child departments and teams of the selected structure element.

Method Parameters

Required parameters are marked with *

Name
type

Description

id*
integer

Identifier of the parent department or team.

The identifier can be obtained using the humanresources.node.list method.

select
array

List of fields of the department or team to return.

Available fields:

  • id — identifier of the structure element
  • name — name of the department or team
  • type — type of the structure element
  • structureId — identifier of the company structure
  • parentId — identifier of the parent department or team
  • description — description of the structure element
  • accessCode — access code of the structure element
  • userCount — number of users in the department or team
  • colorName — team color
  • xmlId — external identifier of the structure element
  • createdAt — creation date and time
  • updatedAt — last update date and time

Code Examples

How to Use Examples in Documentation

The new API call differs by adding the /api/ segment to the request URL:

https://{installation_address}/rest/api/{user_id}/{webhook_token}/humanresources.node.children

curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"id":1,"select":["id","name","type","structureId","parentId","description","accessCode","userCount","colorName","xmlId","createdAt","updatedAt"]}' \
        https://**put_your_bitrix24_address**/rest/api/**put_your_user_id_here**/**put_your_webhook_here**/humanresources.node.children
        
curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"id":1,"select":["id","name","type","structureId","parentId","description","accessCode","userCount","colorName","xmlId","createdAt","updatedAt"],"auth":"**put_access_token_here**"}' \
        https://**put_your_bitrix24_address**/rest/api/humanresources.node.children
        
// This snippet is an ES module: top-level await requires type="module" or a bundler.
        // $b24 is an already-initialized SDK instance (see the SDK "Get started" guide).
        import { Text } from '@bitrix24/b24jssdk'
        import type { B24Frame, ISODate } from '@bitrix24/b24jssdk'
        
        declare const $b24: B24Frame
        
        type NodeItem = {
          id: number
          name: string
          type: string
          structureId: number
          parentId: number | null
          description: string | null
          accessCode: string
          userCount: number
          colorName: string | null
          xmlId: string | null
          createdAt: ISODate
          updatedAt: ISODate
        }
        
        // Shape of the payload returned in result (match the "response handling" section of the page)
        type NodeChildrenResult = {
          items: NodeItem[]
        }
        
        try {
          const response = await $b24.actions.v3.call.make<NodeChildrenResult>({
            method: 'humanresources.node.children',
            params: {
              id: 1,
              select: [
                'id',
                'name',
                'type',
                'structureId',
                'parentId',
                'description',
                'accessCode',
                'userCount',
                'colorName',
                'xmlId',
                'createdAt',
                'updatedAt',
              ],
            },
            requestId: Text.getUuidRfc4122()
          })
        
          // The payload is available only on a successful response
          if (!response.isSuccess) {
            console.error(response.getErrorMessages().join('; '))
          } else {
            const result = response.getData()!.result
            console.info(result.items.length, result.items)
          }
        } catch (error) {
          // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
          console.error(error)
        }
        
<!-- Load the SDK (UMD build); it is exposed as the global B24Js -->
        <script src="https://unpkg.com/@bitrix24/b24jssdk@1/dist/umd/index.min.js"></script>
        <script>
          async function fetchNodeChildren() {
            try {
              // Initialize the SDK inside a Bitrix24 frame
              const $b24 = await B24Js.initializeB24Frame()
        
              const response = await $b24.actions.v3.call.make({
                method: 'humanresources.node.children',
                params: {
                  id: 1,
                  select: [
                    'id',
                    'name',
                    'type',
                    'structureId',
                    'parentId',
                    'description',
                    'accessCode',
                    'userCount',
                    'colorName',
                    'xmlId',
                    'createdAt',
                    'updatedAt',
                  ],
                },
                requestId: B24Js.Text.getUuidRfc4122()
              })
        
              // The payload is available only on a successful response
              if (!response.isSuccess) {
                console.error(response.getErrorMessages().join('; '))
                return
              }
        
              const result = response.getData().result
              console.info(result.items.length, result.items)
            } catch (error) {
              // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
              console.error(error)
            }
          }
        
          document.addEventListener('DOMContentLoaded', fetchNodeChildren)
        </script>
        
from b24pysdk.errors import BitrixAPIError, BitrixSDKException
        
        select = [
            "id",
            "name",
            "type",
            "structureId",
            "parentId",
            "description",
            "accessCode",
            "userCount",
            "colorName",
            "xmlId",
            "createdAt",
            "updatedAt",
        ]
        
        try:
            bitrix_response = client.humanresources.node.children(
                bitrix_id=1,
                select=select,
            ).response
            result = bitrix_response.result
            print(result)
        except BitrixAPIError as error:
            print(
                "Bitrix API error",
                f"error: {error.error}",
                f"error_description: {error.error_description}",
                sep="\n",
            )
        except BitrixSDKException as error:
            print(f"Bitrix SDK error: {error.message}")
        except Exception as error:
            print(f"Unexpected error: {error}")
        

SDKs do not yet support the /rest/api/ address in calls. Use direct HTTP requests, for example, via curl or fetch.

try {
            $response = $b24Service
                ->core
                ->call(
                    'humanresources.node.children',
                    [
                        'id' => 1,
                        'select' => [
                            'id',
                            'name',
                            'type',
                            'structureId',
                            'parentId',
                            'description',
                            'accessCode',
                            'userCount',
                            'colorName',
                            'xmlId',
                            'createdAt',
                            'updatedAt'
                        ],
                    ]
                );
        
            $result = $response
                ->getResponseData()
                ->getResult();
        
            echo 'Success: ' . print_r($result, true);
        
        } catch (Throwable $e) {
            error_log($e->getMessage());
            echo 'Error getting children: ' . $e->getMessage();
        }
        

SDKs do not yet support the /rest/api/ address in calls. Use direct HTTP requests, for example, via curl or fetch.

BX24.callMethod(
            'humanresources.node.children',
            {
                id: 1,
                select: [
                    'id',
                    'name',
                    'type',
                    'structureId',
                    'parentId',
                    'description',
                    'accessCode',
                    'userCount',
                    'colorName',
                    'xmlId',
                    'createdAt',
                    'updatedAt'
                ]
            },
            function(result){
                console.info(result.data());
                console.log(result);
            }
        );
        

SDKs do not yet support the /rest/api/ address in calls. Use direct HTTP requests, for example, via curl or fetch.

require_once('crest.php');
        
        $result = CRest::call(
            'humanresources.node.children',
            [
                'id' => 1,
                'select' => [
                    'id',
                    'name',
                    'type',
                    'structureId',
                    'parentId',
                    'description',
                    'accessCode',
                    'userCount',
                    'colorName',
                    'xmlId',
                    'createdAt',
                    'updatedAt'
                ]
            }
        );
        
        echo '<PRE>';
        print_r($result);
        echo '</PRE>';
        
// client and ctx are already created — see the Go SDK section
        res, err := client.Core().Call(ctx, "humanresources.node.children", b24.Params{
        	"id":     1,
        	"select": []string{"id", "name", "type", "structureId", "parentId", "description", "accessCode", "userCount", "colorName", "xmlId", "createdAt", "updatedAt"},
        })
        if err != nil {
        	return fmt.Errorf("humanresources.node.children: %w", err)
        }
        
        // The method wraps the response in an object with the "items" key.
        raw, ok := b24.Unwrap(res.Result, "items")
        if !ok {
        	return fmt.Errorf("no items key in the response")
        }
        
        var items []struct {
        	ID          b24.ID `json:"id"`
        	Name        string `json:"name"`
        	Type        string `json:"type"`
        	StructureID b24.ID `json:"structureId"`
        	ParentID    b24.ID `json:"parentId"`
        	Description string `json:"description"`
        }
        if err := json.Unmarshal(raw, &items); err != nil {
        	return fmt.Errorf("parse response: %w", err)
        }
        for _, it := range items {
        	fmt.Println(it.ID)
        }
        

Response Handling

HTTP Status: 200

{
            "result": {
                "items": [
                    {
                        "id": 12,
                        "name": "B2B Sales",
                        "type": "DEPARTMENT",
                        "structureId": 1,
                        "parentId": 1,
                        "description": "Working with corporate clients",
                        "accessCode": "DR12",
                        "userCount": 9,
                        "colorName": null,
                        "xmlId": null,
                        "createdAt": "2026-05-20T10:15:00+02:00",
                        "updatedAt": "2026-06-01T16:30:00+02:00"
                    },
                    {
                        "id": 18,
                        "name": "Marketing",
                        "type": "DEPARTMENT",
                        "structureId": 1,
                        "parentId": 1,
                        "description": "Promotion of products and brand",
                        "accessCode": "DR18",
                        "userCount": 6,
                        "colorName": null,
                        "xmlId": null,
                        "createdAt": "2026-05-22T11:40:00+02:00",
                        "updatedAt": "2026-06-03T10:05:00+02:00"
                    }
                ]
            },
            "time": {
                "start": 1780396400,
                "finish": 1780396400.428761,
                "duration": 0.42876100540161133,
                "processing": 0.3972141742706299,
                "date_start": "2026-06-02T13:33:20+02:00",
                "date_finish": "2026-06-02T13:33:20+02:00",
                "operating_reset_at": 1780397000,
                "operating": 0
            }
        }
        

Returned Data

Name
type

Description

result
object

Object containing the response data

items
array

Array of child departments and teams. The composition of the element fields depends on select

time
time

Information about the request execution time

Error Handling

HTTP Status: 400

{
            "error": {
                "code": "BITRIX_REST_V3_EXCEPTION_VALIDATION_REQUESTVALIDATIONEXCEPTION",
                "message": "Error validating the request object",
                "validation": [
                    {
                        "message": "Required field `id` is not specified",
                        "field": "id"
                    }
                ]
            }
        }
        

Name
type

Description

error.code
string

String error code. Use it to identify the type of exception

error.message
string

Text description of the error

error.validation
array

Array with error details. Present only in data validation errors BITRIX_REST_V3_EXCEPTION_VALIDATION_REQUESTVALIDATIONEXCEPTION

error.validation[].field
string

Name of the field where the validation error occurred

error.validation[].message
string

Description of the error related to the specified field

Possible Error Codes

Request Validation Errors

Error Code: BITRIX_REST_V3_EXCEPTION_VALIDATION_REQUESTVALIDATIONEXCEPTION

Field

Error Description

How to Fix

id

Required field id is not specified

Add id to the request body

id

Field id requires data type int for this request

Ensure that the value of id is passed as a number

select

Unsupported field name provided for selection

Use only values from the description of the select parameter

Access Errors

Error Code: BITRIX_REST_V3_EXCEPTION_ACCESSDENIEDEXCEPTION

Field

Error Description

How to Fix

-

Access denied

The user does not have permission to view the specified department or team

Error Code: BITRIX_REST_V3_EXCEPTION_INSUFFICIENTSCOPEEXCEPTION

Field

Error Description

How to Fix

-

Insufficient access rights: required scope is missing

Check the humanresources scope

Statuses and System Error Codes

HTTP Status: 4xx, 5xx

The errors described below are returned by the REST API itself, not by the logic of a specific method. They can arrive in response to any method.

Status

Code
Error Message

Description

500

INTERNAL_SERVER_ERROR
Internal server error

An internal server error has occurred. Retry the call, and if the error persists, contact the server administrator or Bitrix24 technical support

500

ERROR_UNEXPECTED_ANSWER
Server returned an unexpected response

The server returned an unexpected response. Retry the call, and if the error persists, contact the server administrator or Bitrix24 technical support

503

QUERY_LIMIT_EXCEEDED
Too many requests

The request intensity limit has been exceeded

429

OPERATION_TIME_LIMIT
Method is blocked due to operation time limit

The method is blocked because the request resource intensity limit has been exceeded. The block is lifted automatically once the accumulated execution time of the method no longer exceeds the limit

401

NO_AUTH_FOUND
Wrong authorization data

The request contains no authorization data: neither an access token nor a webhook code was passed

401

INVALID_REQUEST
Https required

Methods are called over the HTTPS protocol only

401

OVERLOAD_LIMIT
REST API is blocked due to overload

The REST API is blocked due to overload. This is a manual individual block. To have it lifted, contact Bitrix24 technical support

401

ACCESS_DENIED
REST is available only on commercial plans

The REST API is available only on commercial plans. A webhook receives a different error message — REST is available only by subscription

401

INVALID_CREDENTIALS
Invalid request credentials

No active webhook with the specified user identifier and secret code was found

404

ERROR_METHOD_NOT_FOUND
Method not found!

No method with this name was found. The name is misspelled, the method does not exist in the REST API, or it is unavailable without the required scope

401

insufficient_scope
The request requires higher privileges than provided by the webhook token

The request requires broader permissions than the token has: for a webhook these are the permissions granted to it, for an application it is the scope. For an application, the error message ends with provided by the access token

401

expired_token
The access token provided has expired

The access token has expired

401

user_access_error
The user does not have access to the application

The application is installed, but the Bitrix24 administrator has granted access to it only to specific users

403

PORTAL_DELETED
Portal was deleted

The public part of the site is closed. To open it on an on-premise installation, disable the "Temporary closure of the public part of the site" option. Path to the setting: Desktop > Settings > Product Settings > Module Settings > Main Module > Temporary closure of the public part of the site

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