diff --git a/backend/app/db/functions/epc_functions.py b/backend/app/db/functions/epc_functions.py
index 90b2bd02..f43c270b 100644
--- a/backend/app/db/functions/epc_functions.py
+++ b/backend/app/db/functions/epc_functions.py
@@ -11,7 +11,7 @@ class EpcStoreService:
     Service layer for EPC data lookup and persistence.
     """
 
-    FRESHNESS_DAYS = 30  # Upgraded to 30 days
+    FRESHNESS_DAYS = 14  # Upgraded to 14 days
 
     # status labels
     FRESH = "fresh"
@@ -22,7 +22,7 @@ class EpcStoreService:
     def get_epc_for_uprn(cls, session: Session, uprn: int):
         """
         Query EPC data for a given UPRN and return a dict describing:
-        - epc_api: only if within last 30 days
+        - epc_api: only if within last 21 days
         - epc_page: only if epc_api exists
         - status: 'fresh', 'expired', or 'missing'
         """