40 U.S.C. § 8102

Protection of Federal Government buildings in District of Columbia

The Attorney General and the Secretary of the Treasury may prohibit—

(1)

a vehicle from parking or standing on a street or roadway adjacent to a building in the District of Columbia—

(A)

at least partly owned or possessed by, or leased to, the Federal Government; and

(B)

used by law enforcement authorities subject to their jurisdiction; and

(2)

a person or entity from conducting business on property immediately adjacent to a building described in paragraph (1).

( Pub. L. 107–217 , Aug. 21, 2002 , 116 Stat. 1205 .)