Department of Defense
DIRECTIVE
NUMBER 5525.4
November 2, 1981
Incorporating Change 1, October 31, 1986
ASD(MRA&L)
SUBJECT: Enforcement of the State Traffic Laws on DoD Installations
References: (a) DoD Instruction 6055.4, "Department of Defense Traffic Safety
Program," November 7, 1978
(b) Delegation of Authority to the Secretary of Defense by the
Administrator, General Services Administration, March 20, 1981
(enclosure 1)
(c) Section 13 of title 18, United States Code
(d) Section 318c of title 40, United States Code
1. PURPOSE
This Directive establishes policies pursuant to the requirements of reference (a) and to
authority delegated to the Secretary of Defense under reference (b) for the enforcement,
on DoD military installations, of those State vehicular and pedestrian traffic laws that
cannot be assimilated under reference (c).
2. APPLICABILITY AND SCOPE
2.1. The provisions of this Directive apply to the Office of the Secretary of Defense,
the Military Departments, the Organization of the Joint Chiefs of Staff, the Unified and
Specified Commands, and the Defense Agencies.
2.2. The provisions encompass all persons who operate or control a motor vehicle
or otherwise use the streets of a military installation over which the United States
exercises exclusive or concurrent legislative jurisdiction.
2.3. The provisions govern only vehicular and traffic offenses or infractions that
cannot be assimilated under reference (c), thereby precluding application of State laws to
traffic offenses committed on military installations.
