; and (2) to make such changes as may be necessary for applicability to specific tobacco products and consistency with the amendments made by section 103 of this Act. (b) Effective date The final rule required by subsection (a) shall take effect on the date that is 2 years after the date of enactment of this Act. 103. Reducing child and adolescent nicotine addiction (a) Applicability To all tobacco products (1) In general Subsection (b) of section 901 of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 387a ) is amended to read as follows: (b) Applicability This chapter shall apply to all tobacco products. . (2) Rule of construction Section 901(b) of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 387a(b) ), as amended by paragraph (1), shall not be construed to limit the applicability of chapter IX of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 387 et seq.) to— (A) products that were listed in section 901(b) of such Act as in effect on the day before the date of enactment of this Act