; and (II) in quantities sufficient to produce an adequate supply of marijuana for such research; and (B) beyond the date specified in subparagraph (A), may, at the Secretary’s discretion, continue to so produce and supply marijuana. (2) Requirement to verify registration Before supplying marijuana to any person through the National Institute on Drug Abuse Drug Supply Program, the Secretary shall— (A) require the person to submit documentation demonstrating that the person is a qualified medical marijuana researcher seeking to conduct research pursuant to the section 303(f)(3) of the Controlled Substances Act ( 21 U.S.C. 823(f)(3) ), as amended by subsection (d); and (B) not later than 30 days after receipt of such documentation, review such documentation and verify that the marijuana will be used for such research. (3) Guidelines on production The Commissioner of Food and Drugs, in consultation with the Director of the National Institute on Drug Abuse, shall— (A) not later than 180 days after the date of enactment of this Act, issue guidelines on the production of marijuana by qualified medical marijuana researchers pursuant to paragraph (1)(A)(ii); and (B) encourage researchers and manufacturers that are authorized to produce or manufacture marijuana pursuant to section 303 of the Controlled Substances Act ( 21 U.S.C. 823 ), as amended by this section, to comply with such guidelines to the extent applicable. (4) Definition In this subsection, the term immature marijuana plant means a marijuana plant with no observable flowers or buds. (d) Facilitating marijuana research (1) In general Section 303(f) of the Controlled Substances Act ( 21 U.S.C. 823(f) ) is amended— (A) by redesignating paragraphs (1) through (5) as subparagraphs (A) through (E), respectively; (B) by striking (f) The Attorney General and inserting (f)(1) The Attorney General ; (C) by striking Registration applications and inserting the following: (2) Registration applications