Start the transaction using transaction code KAH2
Double-click

Change cost element group : Initial Screen |

Enter the cost element group to be updated
and ![]()
Then you can:

Click the group in which you want to include a new cost element
and then click
you can click several times if you want to include more than 5 cost elements

Enter the code of the cost element you want to include
then
and
There is a message at the bottom of the page
You can leave the transaction
