In accordance with ST/AI/234/Rev.1, setting the normal number of working hours per week is a matter within the authority of the Executive Director of UNEP. Thus when he initially decided not to reduce the normal working hours in Paris, the Executive Director of UNEP acted within his discretionary authority. Since the applicants were legally required to work 40 hours per week from January 2006 to March 2007, their claim for 2.5 hours of overtime per week during that period is without merit. The applicants alleged discrimination, arbitrariness and bad faith on the part of the Administration in...