Pub. L. 94-533. An act to amend the District of Columbia Police and Firemen's Salary Act of 1958 to provide for the same cost-of-living adjustments in the basic compensation of officers and members of the United States Park Police force as are given to Federal employees under the General Schedule and to require submittal of a report on the feasibility and desirability of codifying the laws relating to the United States Park Police force.