Source: https://guides.developer.iata.org/docs/download-the-latest-standards

CumulativeLoadDirectionCodeEnum enum

Enumeration set for the Cumulative Load Direction Code BDT.Valid Values: FWD - From the forward extremity of the aircraft to a point further aft; AFT - From the aft extremity of the aircraft to a point further forward; IND - An isolated zone on the aircraft which does not include the forward or aft extremity of the aircraft
FWD
AFT
IND
["FWD","AFT","IND"]