diff --git a/met-api/sample.env b/met-api/sample.env
index a93566cb2..11673abe9 100644
--- a/met-api/sample.env
+++ b/met-api/sample.env
@@ -146,4 +146,8 @@ EPIC_JWT_OIDC_ISSUER=
 EPIC_KC_CLIENT_ID=
 EPIC_MILESTONE=
 EPIC_KEYCLOAK_SERVICE_ACCOUNT_ID= 
-EPIC_KEYCLOAK_SERVICE_ACCOUNT_SECRET=
\ No newline at end of file
+EPIC_KEYCLOAK_SERVICE_ACCOUNT_SECRET=
+
+# If enabled, all emails will be send only to the internal email address set in constant INTERNAL_EMAIL_DOMAIN
+# such as `@gov.bc.ca` . Mainly used for dev and test environments.
+SEND_EMAIL_INTERNAL_ONLY=false
\ No newline at end of file
diff --git a/met-api/src/met_api/config.py b/met-api/src/met_api/config.py
index c15bd8f3b..0cb3b9f5e 100644
--- a/met-api/src/met_api/config.py
+++ b/met-api/src/met_api/config.py
@@ -169,6 +169,10 @@ def SQLALCHEMY_DATABASE_URI(self) -> str:
     # Adjust this value based on security considerations.
     CORS_MAX_AGE = os.getenv('CORS_MAX_AGE', None)  # Default: 0 seconds
 
+    # If enabled, Emails will be send onlt to the internal email address set in constant INTERNAL_EMAIL_DOMAIN
+    # such as `@gov.bc.ca` . Mainly used for dev and test environments.
+    SEND_EMAIL_INTERNAL_ONLY = env_truthy('SEND_EMAIL_INTERNAL_ONLY', default=False)
+
     EPIC_CONFIG = {
         'ENABLED': env_truthy('EPIC_INTEGRATION_ENABLED'),
         'JWT_OIDC_ISSUER': os.getenv('EPIC_JWT_OIDC_ISSUER'),
diff --git a/met-api/src/met_api/utils/notification.py b/met-api/src/met_api/utils/notification.py
index 27a2e96e4..0c420845e 100644
--- a/met-api/src/met_api/utils/notification.py
+++ b/met-api/src/met_api/utils/notification.py
@@ -4,9 +4,13 @@
 import re
 
 import requests
+
+from http import HTTPStatus
 from flask import current_app
 from met_api.models.tenant import Tenant
 from met_api.services.rest_service import RestService
+from met_api.constants.email_verification import INTERNAL_EMAIL_DOMAIN
+from met_api.exceptions.business_exception import BusinessException
 
 
 def get_tenant_site_url(tenant_id, path=''):
@@ -28,6 +32,9 @@ def send_email(subject, email, html_body, args, template_id):
     if not email or not is_valid_email(email):
         return
 
+    if not is_allowed_email(email):
+        raise ValueError('The email provided is not allowed in this environement.')
+
     sender = current_app.config['EMAIL_TEMPLATES']['FROM_ADDRESS']
     service_account_token = RestService.get_service_account_token()
     send_email_endpoint = current_app.config.get('NOTIFICATIONS_EMAIL_ENDPOINT')
@@ -53,3 +60,9 @@ def is_valid_email(email: str):
     if email:
         return re.match(r'[^@]+@[^@]+\.[^@]+', email) is not None
     return False
+
+
+def is_allowed_email(email: str):
+    """Return if the email is allowed or not if send_email_internal_only is enabled."""
+    send_email_internal_only = current_app.config.get('SEND_EMAIL_INTERNAL_ONLY')
+    return not send_email_internal_only or (email and email.endswith(INTERNAL_EMAIL_DOMAIN))
diff --git a/openshift/api.dc.yml b/openshift/api.dc.yml
index 395bd8230..4a3b19029 100644
--- a/openshift/api.dc.yml
+++ b/openshift/api.dc.yml
@@ -226,6 +226,7 @@ objects:
     KEYCLOAK_REALMNAME: ${KEYCLOAK_REALMNAME}
     KEYCLOAK_BASE_URL: ${KEYCLOAK_BASE_URL}
     KEYCLOAK_ADMIN_TOKEN_URL: ${KEYCLOAK_ADMIN_TOKEN_URL}
+    SEND_EMAIL_INTERNAL_ONLY: ${SEND_EMAIL_INTERNAL_ONLY}
 - kind: Secret
   apiVersion: v1
   type: Opaque
@@ -404,6 +405,10 @@ parameters:
     description: "Keycloak url to get admin token"
     required: true
     value: ''
+  - name: SEND_EMAIL_INTERNAL_ONLY
+    description: "Send Email only to internal email ids"
+    required: false
+    value: ''
   - name: CDOGS_BASE_URL
     description: "Base url to access CDOGS"
     required: true