diff --git a/ems-core/src/main/java/it/integry/ems_model/entity/MtbColr.java b/ems-core/src/main/java/it/integry/ems_model/entity/MtbColr.java
index 7014b41c7e..b8546bafea 100644
--- a/ems-core/src/main/java/it/integry/ems_model/entity/MtbColr.java
+++ b/ems-core/src/main/java/it/integry/ems_model/entity/MtbColr.java
@@ -8,6 +8,7 @@ import it.integry.ems_model.annotation.*;
 import it.integry.ems_model.base.EntityBase;
 import it.integry.ems_model.base.EquatableEntityInterface;
 import it.integry.ems_model.entity._enum.IBaseEnum;
+import it.integry.ems_model.types.OperationType;
 import it.integry.ems_model.utility.UtilityString;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
@@ -665,7 +666,10 @@ public class MtbColr extends EntityBase implements EquatableEntityInterface<MtbC
 
     public boolean hasDocument() {
         MtbColt parent = (MtbColt) getParent();
-        return !(UtilityString.isNullOrEmpty(parent.getCodDtip()) && UtilityString.isNullOrEmpty(parent.getSerDoc()) && parent.getNumDoc() == null && parent.getDataDoc() == null);
+        if ( getOperation() == OperationType.DELETE && this.getQtaCol().equals(BigDecimal.ZERO))
+            return false;
+        else
+            return !(UtilityString.isNullOrEmpty(parent.getCodDtip()) && UtilityString.isNullOrEmpty(parent.getSerDoc()) && parent.getNumDoc() == null && parent.getDataDoc() == null );
     }
 
     protected void insertChilds() throws Exception {
diff --git a/ems-engine/src/main/java/it/integry/ems/document/service/DocumentiDirettiService.java b/ems-engine/src/main/java/it/integry/ems/document/service/DocumentiDirettiService.java
index 7d2cbc4100..02f3955729 100644
--- a/ems-engine/src/main/java/it/integry/ems/document/service/DocumentiDirettiService.java
+++ b/ems-engine/src/main/java/it/integry/ems/document/service/DocumentiDirettiService.java
@@ -75,6 +75,15 @@ public class DocumentiDirettiService {
         if (UtilityString.isNullOrEmpty(dtbDoct.getCodDtip() )) {
             throw new Exception("Tipo documento obbligatorio");
         }
+
+        if ( dtbDoct.getMtbColt() != null ) {
+            dtbDoct.getMtbColt().stream().forEach(ul -> {
+                ul.getMtbColr().stream()
+                        .filter(x-> UtilityBigDecimal.isNullOrZero(x.getQtaCol()))
+                        .forEach(mtbColr -> {mtbColr.setOperation(OperationType.DELETE);});
+            });
+        }
+
         entityList.add(dtbDoct);
 
         String sql =