Alternate Title: EO 11231: Establishing the Vietnam Service Medal
"There is hereby established the Vietnam Service Medal with suitable appurtenances. Except as limited in section 2 of this order, and under uniform regulations to be prescribed by the Secretaries of the military departments and approved by the Secretary of Defense, or regulations to be prescribed by the Secretary of the Treasury with respect to the Coast Guard when it is not operating as a service in the Navy, the Vietnam Service Medal shall be awarded to members of the armed forces who serve in Vietnam or contiguous waters or air space, as defined by such regulations, after July 3, 1965, and before a terminal date to be prescribed by the Secretary of Defense."
Executive Order 11231; EO 11231
Code of Federal Regulations
3 CFR, 1964-65 Comp., p.325