https://www.gao.gov/products/116108

B-200670: Aug 14, 1981

GAO was asked whether Department of Housing and Urban Development employees whose tours of duty were changed without prior approval to night shifts for a period of 2 weeks were entitled to night differential pay. The record showed that the employees regular tours of duty were changed by their supervisor to the night shift in order for the employees to be present during an annual inventory of furni...

https://www.gao.gov/products/459290

B-200670: Aug 14, 1981

WHOSE SCHEDULES WERE CHANGED BY THEIR SUPERVISOR FROM 8 A.M. - 4:30 P.M. ALTHOUGH PRIOR APPROVAL FOR SCHEDULE CHANGE WAS NOT RECEIVED FROM APPROPRIATE OFFICIAL. EMPLOYEES ARE ENTITLED TO NIGHT DIFFERENTIAL PAY FOR WORK PERFORMED BETWEEN 6 P.M. ET AL. - ENTITLEMENT TO NIGHT DIFFERENTIAL: THE ISSUE IN THIS CASE IS WHETHER EMPLOYEES WHOSE TOURS OF DUTY HAVE BEEN CHANGED TO NIGHT SHIFTS FOR A PERIOD O...