diff --git a/vmngclient/api/task_status_api.py b/vmngclient/api/task_status_api.py
index 1cde9e8ad..45daf36f5 100644
--- a/vmngclient/api/task_status_api.py
+++ b/vmngclient/api/task_status_api.py
@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 import logging
-from time import sleep
 from typing import TYPE_CHECKING, List, Optional, cast
 
 from tenacity import retry, retry_if_result, stop_after_attempt, wait_fixed  # type: ignore
@@ -11,7 +10,6 @@
 
 from pydantic import BaseModel, Field
 
-from vmngclient.exceptions import EmptyTaskResponseError, TaskNotRegisteredError
 from vmngclient.utils.operation_status import OperationStatus, OperationStatusId
 
 logger = logging.getLogger(__name__)
@@ -78,7 +76,7 @@ def get_all_tasks(self) -> TasksData:
         json = self.session.get_json(url)
         return TasksData.parse_obj(json)
 
-    def get_task_data(self, delay_seconds: int = 5) -> List[SubTaskData]:
+    def get_task_data(self) -> List[SubTaskData]:
         """
         Get data about all sub-tasks in task
 
@@ -89,25 +87,9 @@ def get_task_data(self, delay_seconds: int = 5) -> List[SubTaskData]:
         Returns:
             List[SubTaskData]: List of all sub-tusks
         """
-        self.__check_if_data_is_available(delay_seconds)
         task_data = self.session.get_data(self.url)
         return [SubTaskData.parse_obj(subtask_data) for subtask_data in task_data]
 
-    def __check_if_data_is_available(self, delay_seconds):
-        task_data = self.session.get_data(self.url)
-        if not task_data:
-            all_tasks_ids = [task.process_id for task in self.get_all_tasks().running_tasks]
-            if self.task_id in all_tasks_ids:
-                sleep(delay_seconds)
-                task_data = self.session.get_data(self.url)
-                if not task_data:
-                    raise EmptyTaskResponseError(
-                        f"Task id {self.task_id} registered by vManage in all tasks list, "
-                        f"but response about it's status didn't contain any information."
-                    )
-            else:
-                raise TaskNotRegisteredError(f"Task id {self.task_id} is not registered by vManage.")
-
 
 class Task:
     """
@@ -124,7 +106,6 @@ def wait_for_completed(
         self,
         timeout_seconds: int = 300,
         interval_seconds: int = 5,
-        delay_seconds: int = 10,
         success_statuses: List[OperationStatus] = [
             OperationStatus.SUCCESS,
         ],
@@ -228,7 +209,7 @@ def wait_for_action_finish() -> List[SubTaskData]:
                 List[SubTaskData]
             """
 
-            self.task_data = TasksAPI(self.session, self.task_id).get_task_data(delay_seconds)
+            self.task_data = TasksAPI(self.session, self.task_id).get_task_data()
             sub_task_statuses = [task.status for task in self.task_data]
             sub_task_statuses_id = [task.status_id for task in self.task_data]
             sub_task_activities = [task.activity for task in self.task_data]
diff --git a/vmngclient/tests/test_task_status_api.py b/vmngclient/tests/test_task_status_api.py
index 828c8c38d..2b3907744 100644
--- a/vmngclient/tests/test_task_status_api.py
+++ b/vmngclient/tests/test_task_status_api.py
@@ -2,7 +2,6 @@
 from unittest.mock import patch
 
 from vmngclient.api.task_status_api import RunningTaskData, SubTaskData, Task, TaskResult, TasksAPI, TasksData
-from vmngclient.exceptions import EmptyTaskResponseError, TaskNotRegisteredError
 
 
 class TestTaskStatusApi(unittest.TestCase):
@@ -103,28 +102,6 @@ def test_wait_for_completed_status_out_of_range(self, mock_session):
         answer = Task(mock_session, "mock_action_id").wait_for_completed(1, 1).result
         self.assertEqual(answer, False)
 
-    @patch("vmngclient.api.task_status_api.sleep")
-    @patch.object(TasksAPI, "get_all_tasks")
-    @patch("vmngclient.session.vManageSession")
-    def test_raise_error_actionid_in_tasks_ids_data_dosnt_exists(self, mock_session, mock_get_tasks, mock_sleep):
-        # Arrange
-        mock_session.get_data.return_value = []
-        mock_get_tasks.return_value = TasksData.parse_obj(self.running_task_data_json)
-        # Act&Assert
-        self.assertRaises(EmptyTaskResponseError, Task(mock_session, "processId_1").wait_for_completed, 1, 1)
-
-    @patch("vmngclient.api.task_status_api.sleep")
-    @patch.object(TasksAPI, "get_all_tasks")
-    @patch("vmngclient.session.vManageSession")
-    def test_raise_TaskNotRegistered_error(self, mock_session, mock_get_tasks, mock_sleep):
-        # Arrange
-        mock_session.get_data.return_value = []
-        mock_get_tasks.return_value = TasksData.parse_obj(self.running_task_data_json)
-        # Act&Assert
-        self.assertRaises(
-            TaskNotRegisteredError, Task(mock_session, "missing_id").wait_for_completed, mock_session, 1, 1
-        )
-
     @patch("vmngclient.session.vManageSession")
     def test_get_all_tasks(self, mock_session):
         # Arrange