diff --git a/odex25_purchase/purchase_requisition_custom/models/account_payment.py b/odex25_purchase/purchase_requisition_custom/models/account_payment.py
index a2f61c262..d09d162fb 100644
--- a/odex25_purchase/purchase_requisition_custom/models/account_payment.py
+++ b/odex25_purchase/purchase_requisition_custom/models/account_payment.py
@@ -24,17 +24,34 @@ class AccountPayment(models.Model):
     def action_notify_payment(self, payment):
         # Check authorization before sending notification
         if not self._is_authorized_to_notify():
-
             return
+
+        # Prepare notification content
         subject = _('Payment Notification') + ' - {}'.format(payment.partner_id.name)
         message = '{} '.format(payment.partner_id.name) + _('is successfully paid.') + '\n' + _(
             'Payment Amount: ') + '{}'.format(payment.amount) + '\n' + _('Ref: ') + '{}'.format(payment.ref) + '\n' + _(
             'On Date: ') + '{}'.format(payment.date)
-        group = 'purchase_requisition_custom.group_receive_payment_notification'
-        # author_id = payment.create_uid.partner_id.id or None
-        author_id = self.env.user.partner_id.id or None
-        self.env.user.partner_id.send_notification_message(subject=subject, body=message, author_id=author_id,
-                                                        group=group)
+
+        # Get recipients from the notification group, excluding purchase managers
+        recipient_group = self.env.ref('purchase_requisition_custom.group_receive_payment_notification')
+        excluded_group = self.env.ref('purchase.group_purchase_manager')
+
+        # Filter out users who belong to the excluded group
+        partner_ids = recipient_group.users.filtered(
+            lambda u: u not in excluded_group.users
+        ).mapped('partner_id').ids
+
+        # Send notification only to filtered recipients
+        if partner_ids:
+            author_id = self.env.user.partner_id.id or None
+            self.env.user.partner_id.message_post(
+                type="notification",
+                subject=subject,
+                body=message,
+                author_id=author_id,
+                partner_ids=partner_ids,
+                subtype_xmlid="mail.mt_comment"
+            )
 
     @api.model
     def create(self, vals):
diff --git a/odex25_purchase/purchase_requisition_custom/models/account_res.py b/odex25_purchase/purchase_requisition_custom/models/account_res.py
index be5237552..9a27849b2 100644
--- a/odex25_purchase/purchase_requisition_custom/models/account_res.py
+++ b/odex25_purchase/purchase_requisition_custom/models/account_res.py
@@ -18,7 +18,7 @@ class AccountPayment(models.Model):
         authorized_groups = [
             'account.group_account_manager',  # Account Manager
             'account.group_account_invoice',  # Billing/Invoicing
-            'purchase.group_purchase_manager',  # Purchase Manager
+            # 'purchase.group_purchase_manager',  # Purchase Manager - Excluded
         ]
 
         # Check if user belongs to any authorized group
@@ -31,18 +31,32 @@ class AccountPayment(models.Model):
     def action_notify_payment(self, payment):
         # Check authorization before sending notification
         if not self._is_authorized_to_notify():
-            # Unauthorized user - don't send notification
-            # You can optionally log this attempt
-            # _logger.warning('Unauthorized payment notification attempt by user: %s', self.env.user.name)
             return
 
-        # Send Notifications (only if authorized)
+        # Prepare notification content
         subject = _('Payment Notification') + ' - {}'.format(payment.partner_id.name)
         message = '{} '.format(payment.partner_id.name) + _('is successfully paid.') + '\n' + _('Payment Amount: ') + '{}'.format(payment.amount) + '\n' + _('Ref: ') + '{}'.format(payment.ref) + '\n' + _('On Date: ') + '{}'.format(payment.date)
-        group = 'purchase_requisition_custom.group_receive_payment_notification'
-        # author_id = payment.create_uid.partner_id.id or None
-        author_id = self.env.user.partner_id.id or None
-        self.env.user.partner_id.send_notification_message(subject=subject, body=message, author_id=author_id, group=group)
+
+        # Get recipients from the notification group, excluding purchase managers
+        recipient_group = self.env.ref('purchase_requisition_custom.group_receive_payment_notification')
+        excluded_group = self.env.ref('purchase.group_purchase_manager')
+
+        # Filter out users who belong to the excluded group
+        partner_ids = recipient_group.users.filtered(
+            lambda u: u not in excluded_group.users
+        ).mapped('partner_id').ids
+
+        # Send notification only to filtered recipients
+        if partner_ids:
+            author_id = self.env.user.partner_id.id or None
+            self.env.user.partner_id.message_post(
+                type="notification",
+                subject=subject,
+                body=message,
+                author_id=author_id,
+                partner_ids=partner_ids,
+                subtype_xmlid="mail.mt_comment"
+            )
 
     @api.model
     def create(self, vals):