diff --git a/app/tasks/maintenance/destroy_procedure_without_administrateur_and_without_dossier_task.rb b/app/tasks/maintenance/destroy_procedure_without_administrateur_and_without_dossier_task.rb
new file mode 100644
index 000000000..70860af82
--- /dev/null
+++ b/app/tasks/maintenance/destroy_procedure_without_administrateur_and_without_dossier_task.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+module Maintenance
+  class DestroyProcedureWithoutAdministrateurAndWithoutDossierTask < MaintenanceTasks::Task
+    def collection
+      Procedure.with_discarded.where.missing(:administrateurs, :dossiers)
+    end
+
+    def process(procedure)
+      procedure.destroy!
+    end
+  end
+end
diff --git a/spec/tasks/maintenance/destroy_procedure_without_administrateur_and_without_dossier_task_spec.rb b/spec/tasks/maintenance/destroy_procedure_without_administrateur_and_without_dossier_task_spec.rb
new file mode 100644
index 000000000..92a390b31
--- /dev/null
+++ b/spec/tasks/maintenance/destroy_procedure_without_administrateur_and_without_dossier_task_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require "rails_helper"
+
+module Maintenance
+  RSpec.describe DestroyProcedureWithoutAdministrateurAndWithoutDossierTask do
+    describe "#process" do
+      subject(:process) { described_class.process(procedure) }
+      let(:procedure) { create(:procedure) }
+
+      before do
+        administrateur = procedure.administrateurs.first
+        AdministrateursProcedure.where(administrateur_id: administrateur.id).delete_all
+        administrateur.destroy
+      end
+
+      it "destroys procedure" do
+        subject
+        expect(Procedure.count).to eq 0
+      end
+    end
+  end
+end