diff --git a/mouvements/dupliquer_mouvement.html b/mouvements/dupliquer_mouvement.html
index 86c1f50..dd6a507 100644
--- a/mouvements/dupliquer_mouvement.html
+++ b/mouvements/dupliquer_mouvement.html
@@ -96,13 +96,18 @@
 		order="$$.date"
 		assign="movement"
 	}}
-		{{if! $insere}}
-			{{if
-				$mvt_new.direction == "input" && $date >= $mvt_new.date ||
-				$mvt_new.direction == "output" && $date > $mvt_new.date
-				}}
+		{{if ! $insere}}
+			{{if $mvt_new.date < $date}}
 				{{:assign var="movements_new." from=mvt_new}}
 				{{:assign insere=true}}
+			{{elseif $mvt_new.date == $date}}
+				{{if $mvt_new.direction == "input" && $type_mvt != "retour"}}
+					{{:assign var="movements_new." from=mvt_new}}
+					{{:assign insere=true}}
+				{{elseif $mvt_new.direction == "output" && $type_mvt == "temporaire"}}
+					{{:assign var="movements_new." from=mvt_new}}
+					{{:assign insere=true}}
+				{{/if}}
 			{{/if}}
 		{{/if}}
 		{{:assign var="movements_new." from=movement}}
diff --git a/mouvements/entrees/retour.html b/mouvements/entrees/retour.html
index f2667e9..4021240 100644
--- a/mouvements/entrees/retour.html
+++ b/mouvements/entrees/retour.html
@@ -35,6 +35,7 @@
 	{{:assign var="mvt_new.date" value=$_POST.date|parse_date}}
 	{{:assign var="mvt_new.operation" value=$_POST.operation}}
 	{{:assign var="mvt_new.amount" value=$_POST.amount}}
+	{{:assign var="type_mvt" from="config.%s_nature.%s.type"|args:$mvt_new.direction:$mvt_new.operation}}
 
 	{{*
 		lister les mouvements
@@ -50,13 +51,18 @@
 		order="$$.date"
 		assign="movement"
 	}}
-		{{if! $insere}}
-			{{if
-				$mvt_new.direction == "input" && $date >= $mvt_new.date ||
-				$mvt_new.direction == "output" && $date > $mvt_new.date
-			}}
+		{{if ! $insere}}
+			{{if $mvt_new.date < $date}}
 				{{:assign var="movements_new." from=mvt_new}}
 				{{:assign insere=true}}
+			{{elseif $mvt_new.date == $date}}
+				{{if $mvt_new.direction == "input" && $type_mvt != "retour"}}
+					{{:assign var="movements_new." from=mvt_new}}
+					{{:assign insere=true}}
+				{{elseif $mvt_new.direction == "output" && $type_mvt == "temporaire"}}
+					{{:assign var="movements_new." from=mvt_new}}
+					{{:assign insere=true}}
+				{{/if}}
 			{{/if}}
 		{{/if}}
 		{{:assign var="movements_new." from=movement}}
diff --git a/mouvements/modifier_mouvement.html b/mouvements/modifier_mouvement.html
index e8a8ee5..857340a 100644
--- a/mouvements/modifier_mouvement.html
+++ b/mouvements/modifier_mouvement.html
@@ -86,13 +86,18 @@
 		assign="movement"
 	}}
 		{{if $key != $_GET.key}}
-			{{if! $insere}}
-				{{if
-					$mvt_new.direction == "input" && $date >= $mvt_new.date ||
-					$mvt_new.direction == "output" && $date > $mvt_new.date
-				}}
+			{{if ! $insere}}
+				{{if $mvt_new.date < $date}}
 					{{:assign var="movements_new." from=mvt_new}}
 					{{:assign insere=true}}
+				{{elseif $mvt_new.date == $date}}
+					{{if $mvt_new.direction == "input" && $type_mvt != "retour"}}
+						{{:assign var="movements_new." from=mvt_new}}
+						{{:assign insere=true}}
+					{{elseif $mvt_new.direction == "output" && $type_mvt == "temporaire"}}
+						{{:assign var="movements_new." from=mvt_new}}
+						{{:assign insere=true}}
+					{{/if}}
 				{{/if}}
 			{{/if}}
 			{{:assign var="movements_new." from=movement}}