WASHINGTON, May 13 -- The Federal Labor Relations Authority issued the following decision (Case No. 0-AR-5838) on May 11, 2023: * * * Before the Authority: Susan Tsui Grundmann, Chairman, and Colleen Duffy Kiko, Member Statement of the Case Arbitrator Steven A. Zimmerman found that the Agency complied with the parties' collective bargaining agreement, as well as applicable law and regulation, when the Agency discontinued hazard pay differential (HPD) and environmental differential pay (EDP)  more