44 U.S.C. § 517
The Joint Committee on Printing may authorize the Public Printer to purchase paper in open market when they consider the quantity required so small or the want so immediate as not to justify advertisement for proposals.
(Pub. L. 90–620, , 82 Stat. 1245.)
Based on 44 U.S. Code, 1964 ed., § 13 (Jan. 12, 1895, ch. 23, § 11, 28 Stat. 602; Mar. 3, 1917, ch. 163, § 6, 39 Stat. 1121).