Section 3623, Pub. L. 91–375, Aug. 12, 1970, 84 Stat. 761; Pub. L. 94–421, §8, Sept. 24, 1976, 90 Stat. 1310, related to mail classification.
Section 3624, Pub. L. 91–375, Aug. 12, 1970, 84 Stat. 761; Pub. L. 94–421, §5(a), Sept. 24, 1976, 90 Stat. 1306, related to recommended decisions of the Postal Rate Commission.
Section 3625, Pub. L. 91–375, Aug. 12, 1970, 84 Stat. 762; Pub. L. 103–123, title VII, §708(d), Oct. 28, 1993, 107 Stat. 1273, related to action of the Board of Governors of the Postal Service.