diff --git a/apps/maarch_entreprise/Views/doctypes-administration.component.html b/apps/maarch_entreprise/Views/doctypes-administration.component.html
index 04692aaf78747a1fe97158dc86812396761bd8ab..27c8aa479f6ed519176cf18c2f49c44d0e82c9c9 100644
--- a/apps/maarch_entreprise/Views/doctypes-administration.component.html
+++ b/apps/maarch_entreprise/Views/doctypes-administration.component.html
@@ -106,7 +106,7 @@
                             <div class="form-group">
                                 <div class="col-md-12 text-center" style="padding:10px;">
                                     <button mat-raised-button [disabled]="!firstLevelForm.form.valid" color="primary" (click)="saveFirstLevel()">{{lang.save}}</button>
-                                    <button type="button" mat-raised-button *ngIf="!creationMode" [disabled]="!firstLevelForm.form.valid"
+                                    <button type="button" mat-raised-button *ngIf="!creationMode" [disabled]="!firstLevelForm.form.valid || currentFirstLevel.hasChildren"
                                         color="warn" (click)="removeFirstLevel()">{{lang.delete}}</button>
                                     <button type="button" mat-raised-button *ngIf="creationMode" color="default" (click)="readMode()">{{lang.cancel}}</button>
                                 </div>
@@ -152,7 +152,7 @@
                             <div class="form-group">
                                 <div class="col-md-12 text-center" style="padding:10px;">
                                     <button mat-raised-button [disabled]="!secondLevelForm.form.valid" color="primary" (click)="saveSecondLevel()">{{lang.save}}</button>
-                                    <button mat-raised-button *ngIf="!creationMode" [disabled]="!secondLevelForm.form.valid"
+                                    <button mat-raised-button *ngIf="!creationMode" [disabled]="!secondLevelForm.form.valid || currentSecondLevel.hasChildren"
                                         color="warn" (click)="removeSecondLevel()">{{lang.delete}}</button>
                                     <button mat-raised-button *ngIf="creationMode" color="default" (click)="readMode()">{{lang.cancel}}</button>
                                 </div>
diff --git a/src/app/doctype/controllers/SecondLevelController.php b/src/app/doctype/controllers/SecondLevelController.php
index 196f499ba49fc8729308ce7f79b3e2b4bccde6ec..3194dc49bdde05fc9540a790e385bfa5663e82d2 100644
--- a/src/app/doctype/controllers/SecondLevelController.php
+++ b/src/app/doctype/controllers/SecondLevelController.php
@@ -32,7 +32,7 @@ class SecondLevelController
         }
 
         $obj['secondLevel'] = SecondLevelModel::getById(['id' => $aArgs['id']]);
-
+        
         if (!empty($obj['secondLevel'])) {
             if ($obj['secondLevel']['enabled'] == 'Y') {
                 $obj['secondLevel']['enabled'] = true;
diff --git a/src/app/doctype/models/FirstLevelModelAbstract.php b/src/app/doctype/models/FirstLevelModelAbstract.php
index 25fb1fb15c0093888f3f4049d75555cc2d9114c1..6197c29cc99908d611ae58271d4ab2819ac7cfa4 100644
--- a/src/app/doctype/models/FirstLevelModelAbstract.php
+++ b/src/app/doctype/models/FirstLevelModelAbstract.php
@@ -44,13 +44,23 @@ class FirstLevelModelAbstract
             'where'  => ['doctypes_first_level_id = ?'],
             'data'   => [$aArgs['id']]
             ]
-        );
+        );        
 
         if (empty($aReturn[0])) {
             return [];
         }
 
+        $children = DatabaseModel::select(
+            [
+            'select' => ['doctypes_second_level_id'],
+            'table'  => ['doctypes_second_level'],
+            'where'  => ['doctypes_first_level_id = ?'],
+            'data'   => [$aArgs['id']]
+            ]
+        );
+
         $aReturn = $aReturn[0];
+        $aReturn['hasChildren'] = count($children) > 0 ? true : false;
        
         return $aReturn;
     }
diff --git a/src/app/doctype/models/SecondLevelModelAbstract.php b/src/app/doctype/models/SecondLevelModelAbstract.php
index 2a7e7d2290c49221800a293fff5f29fa7c1e604d..8148c39ac2f7c78c439ffbf5017ce62299ecafd7 100644
--- a/src/app/doctype/models/SecondLevelModelAbstract.php
+++ b/src/app/doctype/models/SecondLevelModelAbstract.php
@@ -45,12 +45,22 @@ class SecondLevelModelAbstract
             'data'   => [$aArgs['id']]
             ]
         );
-
+        
         if (empty($aReturn[0])) {
             return [];
         }
 
+        $children = DatabaseModel::select(
+            [
+            'select' => ['type_id'],
+            'table'  => ['doctypes'],
+            'where'  => ['doctypes_second_level_id = ?'],
+            'data'   => [$aArgs['id']]
+            ]
+        );
+
         $aReturn = $aReturn[0];
+        $aReturn['hasChildren'] = count($children) > 0 ? true : false;
        
         return $aReturn;
     }