To delete a hosting package, access the WHM system and under Packages click the Delete a Package option:
Clicking Delete a Package will display the list of hosting packages defined in the WHM system. To delete a hosting package, click on it to highlight it, and then press the Delete button:
Pressing the Delete button will delete the hosting package and you will receive a message that the deletion was successful:
Note: You can delete a hosting package only if there are no sites defined under this package. If you want to delete a hosting package containing sites defined under it, create a new hosting package, move the sites from the hosting package to be deleted, and only then can it be deleted.