From the list of steps, choose Maintain source structures.
A screen appears.
Choose Change.
Position the cursor on the structure to be reassigned.
Select this source structure.
Position the cursor on the source structure that you want to assign the selected structure to.
Choose Source structures ®
Move structure.
A dialog box appears.
Specify whether the structure to be reassigned is to be assigned at a lower level or at the same level.
Choose Continue.
The structure has been transferred to the new position.

When you reassign a structure, the subordinate structures are reassigned as well. The header structure cannot be reassigned.