diff --git a/apps/opencs/model/world/commands.cpp b/apps/opencs/model/world/commands.cpp
index 019a3d3976..42a5a7f7ea 100644
--- a/apps/opencs/model/world/commands.cpp
+++ b/apps/opencs/model/world/commands.cpp
@@ -211,3 +211,27 @@ void CSMWorld::DeleteNestedCommand::undo()
 {
     //TODO
 }
+
+CSMWorld::AddNestedCommand::AddNestedCommand(IdTable& model, const std::string& id, int nestedRow, int parentColumn, QUndoCommand* parent)
+    : mModel(model),
+      mId(id),
+      mNewRow(nestedRow),
+      mParentColumn(parentColumn),
+      QUndoCommand(parent)
+{
+    setText (("Added nested row in " + mId).c_str());
+}
+
+void CSMWorld::AddNestedCommand::redo()
+{
+    const QModelIndex& parentIndex = mModel.getModelIndex(mId, mParentColumn);
+
+    mModel.addNestedRow (parentIndex, mNewRow);
+}
+
+void CSMWorld::AddNestedCommand::undo()
+{
+    const QModelIndex& parentIndex = mModel.getModelIndex(mId, mParentColumn);
+    
+    mModel.removeRows(mNewRow, 1, parentIndex);
+}
diff --git a/apps/opencs/model/world/commands.hpp b/apps/opencs/model/world/commands.hpp
index 192b161ef0..9cfc0b293b 100644
--- a/apps/opencs/model/world/commands.hpp
+++ b/apps/opencs/model/world/commands.hpp
@@ -157,6 +157,25 @@ namespace CSMWorld
 
             virtual void undo();
     };
+    
+    class AddNestedCommand : public QUndoCommand
+    {
+            IdTable& mModel;
+
+            std::string mId;
+
+            int mNewRow;
+
+            int mParentColumn;
+
+        public:
+
+            AddNestedCommand(IdTable& model, const std::string& id, int nestedRow, int parentColumn, QUndoCommand* parent);
+
+            virtual void redo();
+
+            virtual void undo();
+    };
 }
 
 #endif