diff --git a/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.html b/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.html
index 6afa5f3440..4e72dcbfa4 100644
--- a/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.html
+++ b/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.html
@@ -107,7 +107,7 @@
       <ng-template matStepLabel>{{ 'notification.alarm-trigger-settings' | translate }}</ng-template>
       <form [formGroup]="alarmTemplateForm">
         <section formGroupName="triggerConfig">
-          <fieldset class="fields-group tb-margin">
+          <fieldset class="fields-group tb-margin-before-field">
             <legend translate>notification.filter</legend>
             <tb-string-items-list
               editable
@@ -117,7 +117,7 @@
               formControlName="alarmTypes">
             </tb-string-items-list>
 
-            <mat-form-field fxFlex class="mat-block clear-button-space" floatLabel="always">
+            <mat-form-field fxFlex class="mat-block" floatLabel="always">
               <mat-label translate>alarm.alarm-severity-list</mat-label>
               <mat-select formControlName="alarmSeverities" multiple
                           placeholder="{{ !alarmTemplateForm.get('triggerConfig.alarmSeverities').value?.length ? ('alarm.any-severity' | translate) : '' }}">
@@ -127,6 +127,17 @@
               </mat-select>
             </mat-form-field>
           </fieldset>
+          <mat-form-field fxFlex class="mat-block">
+            <mat-label translate>notification.notify-on</mat-label>
+            <mat-select formControlName="notifyOn" multiple>
+              <mat-option *ngFor="let alarmAction of alarmActions" [value]="alarmAction">
+                {{ alarmActionTranslationMap.get(alarmAction) | translate }}
+              </mat-option>
+            </mat-select>
+            <mat-error *ngIf="alarmTemplateForm.get('triggerConfig.notifyOn').hasError('required')">
+              {{ 'notification.notify-on-required' | translate }}
+            </mat-error>
+          </mat-form-field>
         </section>
       </form>
       <form [formGroup]="ruleNotificationForm">
@@ -247,6 +258,9 @@
               </mat-select>
             </mat-form-field>
           </fieldset>
+          <mat-slide-toggle formControlName="onlyUserComments" style="margin-bottom: 12px;">
+            {{ 'notification.notify-only-user-comments' | translate }}
+          </mat-slide-toggle>
         </section>
       </form>
       <form [formGroup]="ruleNotificationForm">
diff --git a/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.scss b/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.scss
index f9d0d4b63d..a3db5bf58b 100644
--- a/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.scss
+++ b/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.scss
@@ -38,6 +38,10 @@
       margin-bottom: 12px;
     }
 
+    &.tb-margin-before-field {
+      margin-bottom: 12px;
+    }
+
     &.tb-hierarchy {
       padding: 0 0 8px 16px;
     }
diff --git a/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.ts b/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.ts
index 7af6d846be..e4335cc130 100644
--- a/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.ts
+++ b/ui-ngx/src/app/modules/home/pages/notification-center/rule-table/rule-notification-dialog.component.ts
@@ -15,6 +15,8 @@
 ///
 
 import {
+  AlarmAction,
+  AlarmActionTranslationMap,
   NotificationRule,
   NotificationTarget,
   TriggerType,
@@ -89,6 +91,9 @@ export class RuleNotificationDialogComponent extends
   alarmSeverityTranslationMap = alarmSeverityTranslations;
   alarmSeverities = Object.keys(AlarmSeverity) as Array<AlarmSeverity>;
 
+  alarmActions: AlarmAction[] = Object.values(AlarmAction);
+  alarmActionTranslationMap = AlarmActionTranslationMap;
+
   entityType = EntityType;
   entityTypes: EntityType[] = Object.values(EntityType);
   isAdd = true;
@@ -163,7 +168,8 @@ export class RuleNotificationDialogComponent extends
         alarmSeverities: [[]],
         clearRule: this.fb.group({
           alarmStatuses: [[]]
-        })
+        }),
+        notifyOn: [[AlarmAction.CREATED], Validators.required]
       })
     });
 
@@ -200,7 +206,8 @@ export class RuleNotificationDialogComponent extends
       triggerConfig: this.fb.group({
         alarmTypes: [null],
         alarmSeverities: [[]],
-        alarmStatuses: [[]]
+        alarmStatuses: [[]],
+        onlyUserComments: [false]
       })
     });
 
@@ -217,7 +224,8 @@ export class RuleNotificationDialogComponent extends
       [TriggerType.ALARM, this.alarmTemplateForm],
       [TriggerType.ALARM_COMMENT, this.alarmCommentTemplateForm],
       [TriggerType.DEVICE_INACTIVITY, this.deviceInactivityTemplateForm],
-      [TriggerType.ENTITY_ACTION, this.entityActionTemplateForm]
+      [TriggerType.ENTITY_ACTION, this.entityActionTemplateForm],
+      [TriggerType.ALARM_ASSIGNMENT, this.alarmAssignmentTemplateForm],
     ]);
 
     if (data.isAdd || data.isCopy) {
diff --git a/ui-ngx/src/app/shared/models/notification.models.ts b/ui-ngx/src/app/shared/models/notification.models.ts
index cfcabdbb5e..a728496e82 100644
--- a/ui-ngx/src/app/shared/models/notification.models.ts
+++ b/ui-ngx/src/app/shared/models/notification.models.ts
@@ -109,21 +109,60 @@ export interface NotificationRule extends Omit<BaseData<NotificationRuleId>, 'la
   additionalConfig: {description: string};
 }
 
-export interface NotificationRuleTriggerConfig {
+export type NotificationRuleTriggerConfig = Partial<AlarmNotificationRuleTriggerConfig & DeviceInactivityNotificationRuleTriggerConfig & EntityActionNotificationRuleTriggerConfig & AlarmCommentNotificationRuleTriggerConfig & AlarmAssignmentNotificationRuleTriggerConfig>
+
+export interface AlarmNotificationRuleTriggerConfig {
   alarmTypes?: Array<string>;
   alarmSeverities?: Array<AlarmSeverity>;
-  alarmStatuses?: Array<AlarmSearchStatus>;
-  clearRule?: {
-    alarmStatuses: Array<AlarmSearchStatus>;
-  };
+  notifyOn: Array<AlarmAction>;
+  clearRule?: ClearRule;
+}
+
+interface ClearRule {
+  alarmStatuses: Array<AlarmSearchStatus>
+}
+
+export interface DeviceInactivityNotificationRuleTriggerConfig {
   devices?: Array<string>;
   deviceProfiles?: Array<string>;
-  entityType?: EntityType;
-  created?: boolean;
-  updated?: boolean;
-  deleted?: boolean;
 }
 
+export interface EntityActionNotificationRuleTriggerConfig {
+  entityType: EntityType;
+  created: boolean;
+  updated: boolean;
+  deleted: boolean;
+}
+
+export interface AlarmCommentNotificationRuleTriggerConfig {
+  alarmTypes?: Array<string>;
+  alarmSeverities?: Array<AlarmSeverity>;
+  alarmStatuses?: Array<AlarmSearchStatus>;
+  notifyOnUnassign?: boolean;
+  onlyUserComments?: boolean;
+}
+
+export interface AlarmAssignmentNotificationRuleTriggerConfig {
+  alarmTypes?: Array<string>;
+  alarmSeverities?: Array<AlarmSeverity>;
+  alarmStatuses?: Array<AlarmSearchStatus>;
+  notifyOnUnassign?: boolean;
+}
+
+export enum AlarmAction {
+  CREATED = 'CREATED',
+  SEVERITY_CHANGED = 'SEVERITY_CHANGED',
+  ACKNOWLEDGED = 'ACKNOWLEDGED',
+  CLEARED = 'CLEARED'
+}
+
+export const AlarmActionTranslationMap = new Map<AlarmAction, string>([
+  [AlarmAction.CREATED, 'notification.notify-alarm-action.created'],
+  [AlarmAction.SEVERITY_CHANGED, 'notification.notify-alarm-action.severity-changed'],
+  [AlarmAction.ACKNOWLEDGED, 'notification.notify-alarm-action.acknowledged'],
+  [AlarmAction.CLEARED, 'notification.notify-alarm-action.cleared']
+])
+
 export interface NotificationRuleRecipientConfig {
   targets?: Array<string>;
   escalationTable?: {[key: number]: Array<string>};
diff --git a/ui-ngx/src/assets/locale/locale.constant-en_US.json b/ui-ngx/src/assets/locale/locale.constant-en_US.json
index 2770a5235a..9b378be529 100644
--- a/ui-ngx/src/assets/locale/locale.constant-en_US.json
+++ b/ui-ngx/src/assets/locale/locale.constant-en_US.json
@@ -2815,7 +2815,16 @@
         "notification-chain": "Notification chain",
         "notification-target": "Notification recipient",
         "notify": "notify",
+        "notify-alarm-action": {
+           "created": "Alarm created",
+           "severity-changed": "Alarm severity changed",
+           "acknowledged": "Alarm acknowledged",
+           "cleared": "Alarm cleared"
+        },
         "notify-again": "Notify again",
+        "notify-on": "Notify on",
+        "notify-on-required": "Notify on is required",
+        "notify-only-user-comments": "Notify only user comments",
         "notify-on-unassign": "Notify on unassign",
         "platform-users": "Platform users",
         "recipient": "Recipient",