; or (2) the authority of the Attorney General to temporarily or permanently schedule, reschedule, or decontrol controlled substances under provisions of section 201 of the Controlled Substances Act ( 21 U.S.C. 811 ) that are in effect on the day before the date of enactment of this title. 9010. Study by Comptroller General Not later than 2 years after the date of enactment of this title, the Comptroller General of the United States shall complete a study and submit a report to the Committees on the Judiciary of the House of Representatives and of the Senate regarding the costs associated with the amendments made by section 4, including— (1) the annual amounts expended by Federal agencies in carrying out the amendments; (2) the costs associated with arrests, trials, convictions, imprisonment, or imposition of other sanctions in accordance with the amendments