; and (B) the defendant’s role was minor or minimal. Notwithstanding subsection (b)(1)(D) or paragraph (4) or (5) of this subsection, any person who violates subsection (a) of this section by distributing a small amount of marijuana for no remuneration shall be treated as provided in section 404 of the Controlled Substances Act and section 3607 of title 18, United States Code. . (b) Controlled Substances Import and Export Act Section 1010(b) of the Controlled Substances Import and Export Act ( 21 U.S.C. 960(b) ) is amended— (1) so that paragraph (4) reads as follows: (4) In the case of less than 50 kilograms of marihuana, except in the case of 50 or more marihuana plants regardless of weight, 10 kilograms of hashish, or one kilogram of hashish oil, such person shall, except as provided in paragraphs (4) and (5) of section 401(b), be sentenced to a term of imprisonment of not more than 5 years, a fine not to exceed the greater of that authorized in accordance with the provisions of title 18, United States Code, or $250,000, if the defendant is an individual or $1,000,000 if the defendant is other than an individual, or both. If any person commits such a violation after a prior conviction for a felony drug offense has become final, such person shall be sentenced to a term of imprisonment of not more than 10 years, a fine not to exceed the greater of twice that authorized in accordance with the provisions of title 18, United States Code, or $500,000 if the defendant is an individual or $2,000,000 if the defendant is other than an individual, or both. Notwithstanding section 3583 of title 18, United States Code, any sentence imposing a term of imprisonment under this paragraph shall, in the absence of such a prior conviction, impose a term of supervised release of at least 2 years in addition to such term of imprisonment and shall, if there was such a prior conviction, impose a term of supervised release of at least 4 years in addition to such term of imprisonment.