Pub. L. 91-441, tit. V, sec. 507

Sec. 507. (a) No information concerning the identity or location of the person, company, or corporation to whom any contract has been awarded by the Department of Defense shall be given to any individual, including any Member of Congress, in advance of a public announcement by the Secretary of Defense, of the identity of the person, company, or corporation to whom such contract has been awarded. (b) On and after the date of enactment of this Act, whenever the identity of the person, company, or corporation to whom any defense contract has been awarded is to be made public, the Secretary of Defense shall publicly announce that such contract has been awarded and to whom it was awarded.