Pub. L. 89-554, tit. 5, pt. III, subpt. E, ch. 63, subch. II, sec. 6324
Absence of certain police and firemen
§ 6324. Absence of certain police and firemen (a) Sick leave may not be charged to the account of a member of the Metropolitan Police force or the Fire Department of the District of Columbia, the United States Park Police force, or the White House Police force for an absence due to injury or illness resulting from the performance of duty. (b) The determination of whether an injury or illness resulted from the performance of duty shall be made under regulations prescribed by— (1) the Commissioners of the District of Columbia for members of the Metropolitan Police force and the Fire Department of the District of Columbia; (2) the Secretary of the Interior for the United States Park Police force; and (3) the Secretary of the Treasury for the White House Police force.