Moderator, SkyTeam and Germany
Join Date: Sep 2001
Location: FRA/STR/NUE
Programs: BA, LH, KL, EY, IHG, Marriott, Hyatt, Hilton, Radisson, H Rewards
Posts: 5,965
one thing to add: If you buy a LH ticket and refund that later, the ticket service charge is not to be refunded.
I can confirm that it doesn't matter if the ticket has already been used for check-in in or not.