---
sidebar_position: 6
description: Complete tasks checklist element and other functions to work with Bitrix24 in the Open Integration Package, a free open-source integration library for 1C:Enterprise 8, OneScript and CLI
keywords: [1C, 1С, 1С:Enterprise, 1С:Enterprise 8.3, API, Integration, Services, Exchange, OneScript, CLI, Bitrix24]
---

import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';

# Complete tasks checklist element
 Mark an element as completed



`Function CompleteTasksChecklistElement(Val URL, Val TaskID, Val ElementID, Val Token = "") Export`

  | Parameter | CLI option | Type | Required | Description |
  |-|-|-|-|-|
  | URL | --url | String | ✔ | URL of webhook or a Bitrix24 domain, when token used |
  | TaskID | --task | Number, String | ✔ | Task ID |
  | ElementID | --element | Number, String | ✔ | Element ID |
  | Token | --token | String | ✖ | Access token, when app auth method used |

  
  Returns:  Map Of KeyAndValue - serialized JSON of answer from Bitrix24 API

<br/>

:::tip
Method at API documentation: [task.checklistitem.complete](https://dev.1c-bitrix.ru/rest_help/tasks/task/checklistitem/complete.php)
:::
<br/>


```bsl title="1C:Enterprise/OneScript code example"
    URL       = FunctionParameters["Bitrix24_URL"];
    TaskID    = FunctionParameters["Bitrix24_HookTaskID"];
    ElementID = FunctionParameters["Bitrix24_HookCheckElementID"];

    Result = OPI_Bitrix24.CompleteTasksChecklistElement(URL, TaskID, ElementID);

    TaskID    = FunctionParameters["Bitrix24_TaskID"];
    ElementID = FunctionParameters["Bitrix24_CheckElementID"];

    URL   = FunctionParameters["Bitrix24_Domain"];
    Token = FunctionParameters["Bitrix24_Token"];

    Result = OPI_Bitrix24.CompleteTasksChecklistElement(URL, TaskID, ElementID, Token);
```
 

 <Tabs>
  
    <TabItem value="bash" label="Bash" default>
        ```bash
            oint bitrix24 CompleteTasksChecklistElement \
             --url "b24-ar17wx.bitrix24.by" \
             --task "8402" \
             --element 5910 \
             --token "***"
        ```
    </TabItem>
  
    <TabItem value="bat" label="CMD/Bat" default>
        ```batch
            oint bitrix24 CompleteTasksChecklistElement ^
             --url "b24-ar17wx.bitrix24.by" ^
             --task "8402" ^
             --element 5910 ^
             --token "***"
        ```
    </TabItem>
</Tabs>


```json title="Result"
{
 "result": true,
 "time": {
  "start": 1760521910,
  "finish": 1760521911.04847,
  "duration": 1.04846596717834,
  "processing": 0,
  "date_start": "2025-10-15T09:51:50+00:00",
  "date_finish": "2025-10-15T09:51:51+00:00",
  "operating_reset_at": 1760522511,
  "operating": 0
 }
}
```