The Federal Employees Flexible and Compressed Work Schedules Act (FEFCWA) authorizes, but does not require, agencies to offer alternative work schedules to employees. FEFCWA permits employees to designate non-traditional arrival and departure times, centered around core agency hours, and to experiment with four-day workweeks or other compressed schedules. Under the law, implementation and employee utilization of alternative work schedules depends on management support and leadership