This document is a collection of interpretations related to EN 81-20 up to EN 81-28. Since the standards EN 81-1: 1998 and EN 81-2: 1998 have not yet been incorporated into the group EN 81-20 to EN 81-28 and interpretations to other standards of this group are not yet available, this issue contains only information about interpretations related to EN 81-1: 1998 and EN 81-2:1998.Interpretations aim to improve understanding of the clause(s) they are referring to and by that facilitating common understanding between manufacturers, lift installers, notified bodies, inspection bodies and national authorities.Interpretations do not have the same status as the standards to which they are related. However the application of interpretations should give to the interested parties confidence that the relevant standard has not been wrongly applied.