Appropriations; availability for payment of property damages

Appropriations for contingent expenses of the Department of the Interior shall be available, to the extent specified therein, for the payment of damages to private property (not to exceed $500 in any one case) caused by the negligent operation of motor vehicles under such appropriations. (Source: (June 25, 1946, ch. 472, § 2, 60 Stat. 306.))