The nation’s largest federal employee union has blocked the U.S. Air Force from implementing basic fitness standards for civilian police officers at Joint Base Andrews, home to Air Force One.

The 1401 Chapter of the American Federation of Government Employees (AFGE) objected to new fitness standards ordered by the Department of Defense (DOD) in April 2012 because base officials did not consult the labor group before implementing the rule. The chapter comprises a small portion of the union’s 600,000 national members and represents police officers on the base.

The union challenged the base in front of an arbitrator and claimed the new standards represented a “change in working conditions.” Such a change would subject the provision to collective bargaining. Base officials offered to take union proposals under consideration, but refused to bargain on the Pentagon order.

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