diff --git a/changelogs/fragments/win_scheduled_task-Fix-Timezone-in-start-boundry.yml b/changelogs/fragments/win_scheduled_task-Fix-Timezone-in-start-boundry.yml
new file mode 100644
index 00000000000..fe2a43665c8
--- /dev/null
+++ b/changelogs/fragments/win_scheduled_task-Fix-Timezone-in-start-boundry.yml
@@ -0,0 +1,2 @@
+bugfixes:
+  - "win_scheduled_task - Fix start/end bountry triggers to allow for timezone sync (https://github.com/ansible/ansible/issues/49327)"
\ No newline at end of file
diff --git a/lib/ansible/modules/windows/win_scheduled_task.ps1 b/lib/ansible/modules/windows/win_scheduled_task.ps1
index 534b5adcee7..48b65350825 100644
--- a/lib/ansible/modules/windows/win_scheduled_task.ps1
+++ b/lib/ansible/modules/windows/win_scheduled_task.ps1
@@ -746,7 +746,7 @@ for ($i = 0; $i -lt $triggers.Count; $i++) {
         if ($trigger.ContainsKey($property_name)) {
             $date_value = $trigger.$property_name
             try {
-                $date = Get-Date -Date $date_value -Format s
+                $date = Get-Date -Date $date_value -Format "yyyy-MM-dd'T'HH:mm:ssK"
                 # make sure we convert it to the full string format
                 $trigger.$property_name = $date.ToString()
             } catch [System.Management.Automation.ParameterBindingException] {
diff --git a/test/integration/targets/win_scheduled_task/tasks/triggers.yml b/test/integration/targets/win_scheduled_task/tasks/triggers.yml
index 9ebf1378d95..15b274aede3 100644
--- a/test/integration/targets/win_scheduled_task/tasks/triggers.yml
+++ b/test/integration/targets/win_scheduled_task/tasks/triggers.yml
@@ -246,7 +246,7 @@
     - path: cmd.exe
     triggers:
     - type: monthlydow
-      start_boundary: '2000-01-01T00:00:01'
+      start_boundary: '2000-01-01T00:00:01+03:00'
       weeks_of_month: 1,2
       days_of_week: [ "monday", "wednesday" ]
   register: trigger_monthlydow
@@ -265,7 +265,7 @@
     - trigger_monthlydow_result.triggers|count == 1
     - trigger_monthlydow_result.triggers[0].type == "TASK_TRIGGER_MONTHLYDOW"
     - trigger_monthlydow_result.triggers[0].enabled == True
-    - trigger_monthlydow_result.triggers[0].start_boundary == "2000-01-01T00:00:01"
+    - trigger_monthlydow_result.triggers[0].start_boundary == "1999-12-31T21:00:01+00:00"
     - trigger_monthlydow_result.triggers[0].end_boundary == None
     - trigger_monthlydow_result.triggers[0].weeks_of_month == "1,2"
     - trigger_monthlydow_result.triggers[0].days_of_week == "monday,wednesday"
@@ -278,7 +278,7 @@
     - path: cmd.exe
     triggers:
     - type: monthlydow
-      start_boundary: '2000-01-01T00:00:01'
+      start_boundary: '2000-01-01T00:00:01+03:00'
       weeks_of_month: 1,2
       days_of_week: [ "monday", "wednesday" ]
   register: trigger_monthlydow_again
@@ -321,7 +321,7 @@
     - create_trigger_repetition_result_check.triggers|count == 1
     - create_trigger_repetition_result_check.triggers[0].type == "TASK_TRIGGER_MONTHLYDOW"
     - create_trigger_repetition_result_check.triggers[0].enabled == True
-    - create_trigger_repetition_result_check.triggers[0].start_boundary == "2000-01-01T00:00:01"
+    - create_trigger_repetition_result_check.triggers[0].start_boundary == "1999-12-31T21:00:01+00:00"
     - create_trigger_repetition_result_check.triggers[0].end_boundary == None
     - create_trigger_repetition_result_check.triggers[0].weeks_of_month == "1,2"
     - create_trigger_repetition_result_check.triggers[0].days_of_week == "monday,wednesday"