diff --git a/static/hautes-alpes-territoire/_custom.scss b/static/hautes-alpes-territoire/_custom.scss
index 92f57dfc..31a77682 100644
--- a/static/hautes-alpes-territoire/_custom.scss
+++ b/static/hautes-alpes-territoire/_custom.scss
@@ -222,15 +222,16 @@ div#rub_service {
 		font-size: 1.5em;
 		font-weight: normal;
 	}
-
-	div.error {
-		@extend .errornotice;
-		font-weight: normal;
-		min-height: 1.5em;
-		margin-bottom: 0;
-		&::before {
-			font-size: 30px;
-			top: 0;
+	@if ($field-on-error-style == custom) {
+		div.error {
+			@extend .errornotice;
+			font-weight: normal;
+			min-height: 1.5em;
+			margin-bottom: 0;
+			&::before {
+				font-size: 30px;
+				top: 0;
+			}
 		}
 	}
 	.previous-button button {
diff --git a/static/hautes-alpes-territoire/_vars.scss b/static/hautes-alpes-territoire/_vars.scss
index 6bfb1a96..9a8ec150 100644
--- a/static/hautes-alpes-territoire/_vars.scss
+++ b/static/hautes-alpes-territoire/_vars.scss
@@ -38,6 +38,8 @@ $button-border-radius: 8px;
 $buttons-order: cancel, previous, submit;
 $buttons-alignment: flex-end;
 
+$field-on-error-style: custom;
+
 $or-separator: false;
 
 $footer-background: $font-color;