44 U.S.C. § 316
An employee of the Government Printing Office may not be detailed to duties not pertaining to the work of public printing and binding in an executive department or other Government establishment unless expressly authorized by law.
(Pub. L. 90–620, , 82 Stat. 1242.)
Based on 44 U.S. Code, 1964 ed., § 47 (June 25, 1910, ch. 384, § 1, 36 Stat. 770).