diff --git a/RAAspotter_pref976.py b/RAAspotter_pref976.py
index 5cb7885ae25a67e0dcb8e813f26f6a8211c7be20..28c86c190ff0eacd8f90e8cd85877b9d67ffbdb0 100644
--- a/RAAspotter_pref976.py
+++ b/RAAspotter_pref976.py
@@ -64,7 +64,10 @@ class RAAspotter_pref976(RAAspotter):
           self.__HOST
         )[::-1]
         for sub_page in sub_pages:
-          sub_pages_to_parse.append(sub_page['url'])
+          # On filtre les pages de RAA ne correspondant pas à la période analysée
+          guessed_date = RAAspotter.guess_date(sub_page['name'], 'n°[ 0-9]* du ([0-9]*(?:er)? [a-zéû]* [0-9]*)')
+          if guessed_date >= self.not_before:
+            sub_pages_to_parse.append(sub_page['url'])
 
     # On parse les pages contenant des RAA
     for page in sub_pages_to_parse: