This subchapter shall be effective beginning with the 2008 crop year of each covered commodity through the 2012 crop year.
(Pub. L. 110–234, title I, § 1109, May 22, 2008, 122 Stat. 953; Pub. L. 110–246, § 4(a), title I, § 1109, June 18, 2008, 122 Stat. 1664, 1681.)