diff --git a/pay-api/src/pay_api/resources/v1/fas/routing_slip.py b/pay-api/src/pay_api/resources/v1/fas/routing_slip.py
index b650ef9c8..614b62a56 100644
--- a/pay-api/src/pay_api/resources/v1/fas/routing_slip.py
+++ b/pay-api/src/pay_api/resources/v1/fas/routing_slip.py
@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 """Resource for Account payments endpoints."""
+import re
 from http import HTTPStatus
 
 from flask import Blueprint, Response, current_app, jsonify, request
@@ -86,6 +87,10 @@ def post_routing_slip_report(date: str):
     """Create routing slip report."""
     current_app.logger.info("<post_routing_slip_report")
 
+    # Validate the date parameter to ensure it matches the expected format (YYYY-MM-DD)
+    if not re.match(r"^\d{4}-\d{2}-\d{2}$", date):
+        return error_to_response(Error.INVALID_REQUEST, invalid_params=["date"])
+
     pdf, file_name = RoutingSlipService.create_daily_reports(date)
 
     response = Response(pdf, 201)
diff --git a/pay-api/src/pay_api/utils/enums.py b/pay-api/src/pay_api/utils/enums.py
index a6c0e8b16..48e24f206 100644
--- a/pay-api/src/pay_api/utils/enums.py
+++ b/pay-api/src/pay_api/utils/enums.py
@@ -374,11 +374,11 @@ class EFTShortnameStatus(Enum):
 class EFTShortnameRefundStatus(Enum):
     """EFT Short name refund statuses."""
 
-    APPROVED = 'APPROVED'
-    PENDING_APPROVAL = 'PENDING_APPROVAL'
-    DECLINED = 'DECLINED'
-    COMPLETED = 'COMPLETED'
-    ERRORED = 'ERRORED'
+    APPROVED = "APPROVED"
+    PENDING_APPROVAL = "PENDING_APPROVAL"
+    DECLINED = "DECLINED"
+    COMPLETED = "COMPLETED"
+    ERRORED = "ERRORED"
 
 
 class EFTPaymentActions(Enum):