Move Task to "Completed" Status task.item.complete

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: task

Who can execute the method: any user

This method moves a task to the "completed" or "conditionally completed (awaiting executor control)" status.

DEPRECATED

Development of this method has been halted. Use tasks.task.complete.

Method Parameters

Name

Description

TASKID

Task identifier

Code Examples

How to Use Examples in Documentation

curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"TASKID":13}' \
        https://**put_your_bitrix24_address**/rest/**put_your_user_id_here**/**put_your_webhook_here**/task.item.complete
        
curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"TASKID":13,"auth":"**put_access_token_here**"}' \
        https://**put_your_bitrix24_address**/rest/task.item.complete
        
// 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 } from '@bitrix24/b24jssdk'
        
        declare const $b24: B24Frame
        
        // TODO: verify API version — no JSON response section found on this page
        // Shape of the payload returned in result (match the "response handling" section of the page)
        type TaskItemCompleteResult = boolean | null
        
        try {
          const response = await $b24.actions.v2.call.make<TaskItemCompleteResult>({
            method: 'task.item.complete',
            params: {
              TASKID: 13,
            },
            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('Task marked as complete:', result)
          }
        } 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 completeTaskItem() {
            try {
              // Initialize the SDK inside a Bitrix24 frame
              const $b24 = await B24Js.initializeB24Frame()
        
              // TODO: verify API version — no JSON response section found on this page
              const response = await $b24.actions.v2.call.make({
                method: 'task.item.complete',
                params: {
                  TASKID: 13,
                },
                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('Task marked as complete:', result)
            } catch (error) {
              // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
              console.error(error)
            }
          }
        
          document.addEventListener('DOMContentLoaded', completeTaskItem)
        </script>
        
try {
            $response = $b24Service
                ->core
                ->call(
                    'task.item.complete',
                    [
                        13
                    ]
                );
        
            $result = $response
                ->getResponseData()
                ->getResult();
        
            echo 'Success: ' . print_r($result, true);
            // Your logic for processing data
            processData($result);
        
        } catch (Throwable $e) {
            error_log($e->getMessage());
            echo 'Error completing task item: ' . $e->getMessage();
        }
        
BX24.callMethod(
            'task.item.complete',
            [13],
            function(result)
            {
                console.info(result.data());
                console.log(result);
            }
        );
        
require_once('crest.php');
        
        $result = CRest::call(
            'task.item.complete',
            [
                'TASKID' => 13
            ]
        );
        
        echo '<PRE>';
        print_r($result);
        echo '</PRE>';