diff --git a/app/tasks/maintenance/prefill_individual_email_verified_at_task.rb b/app/tasks/maintenance/prefill_individual_email_verified_at_task.rb
new file mode 100644
index 000000000..fa6e045d2
--- /dev/null
+++ b/app/tasks/maintenance/prefill_individual_email_verified_at_task.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# We are going to confirm the various email addresses of the users in the system.
+# Individual model (mandant) needs their email_verified_at attribute to be set in order to receive emails.
+# This task sets the email_verified_at attribute to the current time for all the individual to be backward compatible
+# See https://github.com/demarches-simplifiees/demarches-simplifiees.fr/issues/10450
+module Maintenance
+  class PrefillIndividualEmailVerifiedAtTask < MaintenanceTasks::Task
+    def collection
+      Individual.in_batches
+    end
+
+    def process(batch_of_individuals)
+      batch_of_individuals.update_all(email_verified_at: Time.zone.now)
+    end
+  end
+end
diff --git a/app/tasks/maintenance/prefill_user_email_verified_at_task.rb b/app/tasks/maintenance/prefill_user_email_verified_at_task.rb
new file mode 100644
index 000000000..ad3ba6f5b
--- /dev/null
+++ b/app/tasks/maintenance/prefill_user_email_verified_at_task.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# We are going to confirm the various email addresses of the users in the system.
+# User model needs their email_verified_at attribute to be set in order to receive emails.
+# This task sets the email_verified_at attribute to the current time for all users to be backward compatible
+# See https://github.com/demarches-simplifiees/demarches-simplifiees.fr/issues/10450
+module Maintenance
+  class PrefillUserEmailVerifiedAtTask < MaintenanceTasks::Task
+    def collection
+      User.in_batches
+    end
+
+    def process(batch_of_users)
+      batch_of_users.update_all(email_verified_at: Time.zone.now)
+    end
+  end
+end