diff --git a/src/common/meshmodel.cpp b/src/common/meshmodel.cpp
index 16b7a4895..51e1bbe2a 100644
--- a/src/common/meshmodel.cpp
+++ b/src/common/meshmodel.cpp
@@ -64,6 +64,19 @@ MeshModel *MeshDocument::getMesh(const char *name)
 	return 0;
 }
 
+QList<TagBase *> MeshDocument::getMeshTags(int meshId)
+{
+	QList<TagBase *> meshTags;
+	foreach(TagBase *tag, tagList)
+		foreach(int id, tag->referringMeshes)
+		{
+			if(id==meshId)
+				meshTags.append(tag);
+		}
+	
+	return meshTags;
+}
+
 void MeshDocument::setCurrentMesh(unsigned int i)
 {
   foreach(MeshModel *mmp, meshList)
@@ -142,6 +155,16 @@ bool MeshDocument::delMesh(MeshModel *mmToDel)
 	return true;
 }
 
+void MeshDocument::addNewTag(TagBase *newTag)
+{
+	tagList.append(newTag);
+}
+
+void MeshDocument::removeTag(int id){
+	foreach(TagBase *tag, tagList)
+		if(tag->id() ==id)
+			delete tag;
+}
 
 MeshModel::MeshModel(MeshDocument *parent, const char *meshName) {
   glw.m=&cm;
diff --git a/src/common/meshmodel.h b/src/common/meshmodel.h
index d0c0336d3..b9d0dcbc2 100644
--- a/src/common/meshmodel.h
+++ b/src/common/meshmodel.h
@@ -359,16 +359,20 @@ public:
 	int size() const {return meshList.size();}
 	bool busy;    // used in processing. To disable access to the mesh by the rendering thread
 
-  ///add a new mesh with the given name
+  ///Returns for mesh whose id is 'meshId' the list of the associated  tags
+  QList<TagBase *> getMeshTags(int meshId);
+	
+	///add a new mesh with the given name
   MeshModel *addNewMesh(const char *meshName,MeshModel *newMesh=0, bool setAsCurrent=true);
 
   ///remove the mesh from the list and delete it from memory
 	bool delMesh(MeshModel *mmToDel);
 
-  ///add a new mesh with the given name
-  MeshModel *addNewTag(TagBase *newTag);
-
+  ///add a new tag in the tagList
+  void addNewTag(TagBase *newTag);
 
+  ///remove the tag with the given id
+  void removeTag(int id);
 
   int vn() /// Sum of all the vertices of all the meshes
 	{