diff --git a/modules/bred/bred/browser.py b/modules/bred/bred/browser.py
index 49d802dc2f3a4e90d8bb541287c45222232a8c98..c527c7959442e4bd2d8c4e636ad1352b324acb25 100644
--- a/modules/bred/bred/browser.py
+++ b/modules/bred/bred/browser.py
@@ -50,6 +50,7 @@
     TokenPage, MoveUniversePage, SwitchPage,
     LoansPage, AccountsPage, IbanPage, LifeInsurancesPage,
     SearchPage, ProfilePage, ErrorPage, ErrorCodePage, LinebourseLoginPage,
+    UnavailablePage,
 )
 from .transfer_pages import (
     RecipientListPage, EmittersListPage, ListAuthentPage,
@@ -84,6 +85,7 @@ class BredBrowser(TwoFactorBrowser):
     search = URL(r'/transactionnel/services/applications/operations/getSearch/', SearchPage)
     profile = URL(r'/transactionnel/services/rest/User/user', ProfilePage)
     error_code = URL(r'/.*\?errorCode=.*', ErrorCodePage)
+    unavailable_page = URL(r'/ERREUR/', UnavailablePage)
 
     accounts_twofa = URL(r'/transactionnel/v2/services/rest/Account/accounts', AccountsTwoFAPage)
     list_authent = URL(r'/transactionnel/services/applications/authenticationstrong/listeAuthent/(?P<context>\w+)', ListAuthentPage)
diff --git a/modules/bred/bred/pages.py b/modules/bred/bred/pages.py
index b61349eae0ac71729b27cc5aa993d4408b90e670..57684ae8ef8985872d574c845b09d3eda06854ba 100644
--- a/modules/bred/bred/pages.py
+++ b/modules/bred/bred/pages.py
@@ -402,3 +402,14 @@ def on_load(self):
                 raise BrowserUnavailable(msg)
 
         assert False, 'Error %s is not handled yet.' % code
+
+
+class UnavailablePage(HTMLPage):
+    def is_here(self):
+        return CleanText('//h1[contains(text(), "Site en maintenance")]', default=None)(self.doc)
+
+    def on_load(self):
+        msg = CleanText('//div[contains(text(), "intervention technique est en cours")]', default=None)(self.doc)
+        if msg:
+            raise BrowserUnavailable(msg)
+        raise AssertionError('Ended up to this error page, message not handled yet.')