<customUI xmlns="http://schemas.microsoft.com/office/2006/01/customui">

	<commands>
		<command idMso="MergeCenterMenu" 
			  enabled="false" />
	</commands>

	<ribbon>
		<tabs>
			<tab idMso="TabHome">
				<group idMso="GroupEditingExcel" 
				             visible="false" />
			</tab>
		</tabs>
	</ribbon>

</customUI>