diff --git a/backend/benefit/applications/enums.py b/backend/benefit/applications/enums.py
index e342b6dd33..486bb94e28 100644
--- a/backend/benefit/applications/enums.py
+++ b/backend/benefit/applications/enums.py
@@ -164,4 +164,6 @@ class AhjoStatus(models.TextChoices):
 
 
 class ApplicationActions(models.TextChoices):
-    STATUS_CHANGE = "STATUS_CHANGE", _("Status change")
+    APPLICANT_TOGGLE_EDIT = "APPLICANT_TOGGLE_EDIT", _(
+        "Allow/disallow applicant's modifications"
+    )
diff --git a/backend/benefit/calculator/api/v1/serializers.py b/backend/benefit/calculator/api/v1/serializers.py
index 0cb14f20ee..708f87262a 100644
--- a/backend/benefit/calculator/api/v1/serializers.py
+++ b/backend/benefit/calculator/api/v1/serializers.py
@@ -255,12 +255,11 @@ def _has_handling_started(self):
             and new_status in self.HANDLING_STARTED_STATUSES
         )
 
-    def _are_dates_required(self, action=None):
+    def _are_dates_required(self):
         return (
             self._has_handling_started()
             and self._is_salary_benefit_type()
             and not self._is_manual_mode()
-            and action != ApplicationActions.STATUS_CHANGE
         )
 
     def _is_invalid_state_aid_max(self, state_aid_max_input: Union[None, int]) -> bool:
@@ -272,7 +271,13 @@ def validate(self, data):
         request = self.context.get("request")
         if request is None:
             return data
-        if self._are_dates_required(action=ApplicationActions.STATUS_CHANGE):
+
+        action = None
+        if "action" in request.data:
+            action = request.data["action"]
+        if self._are_dates_required() and action not in [
+            ApplicationActions.APPLICANT_TOGGLE_EDIT
+        ]:
             if data.get("start_date") is None:
                 raise serializers.ValidationError(
                     {"start_date": _("Start date cannot be empty")}
diff --git a/frontend/benefit/handler/src/constants.ts b/frontend/benefit/handler/src/constants.ts
index 5c64a6c6d6..94879dfa78 100644
--- a/frontend/benefit/handler/src/constants.ts
+++ b/frontend/benefit/handler/src/constants.ts
@@ -194,5 +194,5 @@ export enum LOCAL_STORAGE_KEYS {
 }
 
 export enum APPLICATION_ACTIONS {
-  STATUS_CHANGE = 'STATUS_CHANGE',
+  APPLICANT_TOGGLE_EDIT = 'APPLICANT_TOGGLE_EDIT',
 }
diff --git a/frontend/benefit/handler/src/hooks/useApplicationActions.ts b/frontend/benefit/handler/src/hooks/useApplicationActions.ts
index 7bad3eab74..005aaf74a8 100644
--- a/frontend/benefit/handler/src/hooks/useApplicationActions.ts
+++ b/frontend/benefit/handler/src/hooks/useApplicationActions.ts
@@ -4,8 +4,8 @@ import { Application, ApplicationData } from 'benefit-shared/types/application';
 import { stringToFloatValue } from 'shared/utils/string.utils';
 import snakecaseKeys from 'snakecase-keys';
 
-import useUpdateApplicationQuery from './useUpdateApplicationQuery';
 import { APPLICATION_ACTIONS } from '../constants';
+import useUpdateApplicationQuery from './useUpdateApplicationQuery';
 
 type ExtendedComponentProps = {
   updateStatus: (
@@ -53,7 +53,7 @@ const useApplicationActions = (
       },
       { deep: true }
     ) as ApplicationData;
-    const action = { action: APPLICATION_ACTIONS.STATUS_CHANGE };
+    const action = { action: APPLICATION_ACTIONS.APPLICANT_TOGGLE_EDIT };
     updateApplicationQuery.mutate({ ...currentApplicationData, ...action });
     window.scrollTo(0, 0);
   };