; and (2) submit to Congress recommendations to improve the regulation of the industry and the administration of the related tax. (b) Cross-Pollination prevention study Not later than 1 year after the date of the enactment of this Act, the United States Department of Agriculture shall conduct a study on the risk and actual frequency of cross-pollination between hemp (as defined in section 297(A) of the Agricultural Marketing Act of 1946 ( 7 U.S.C. 1639o )) and raw cannabis (as defined in section 202(c) of this Act), and shall publish its findings in a Report to the House Agricultural Committee and the Senate Committee on Agriculture, Nutrition, and Forestry. (c) Annual reports regarding determination of applicable rates Not later than 6 months before the beginning of each calendar year to which section 5901(a)(2) of the Internal Revenue Code of 1986 (as added by this section) applies, the Secretary of the Treasury, or the Secretary’s delegate, shall make publicly available a detailed description of the methodology that the Secretary anticipates using to determine the applicable excise tax rates that will apply for such calendar year under section 5901(c)(2) of such Code. (d) Conforming amendments (1) Section 6103(o)(1)(A) of the Internal Revenue Code of 1986 is amended by striking and firearms and inserting firearms, and cannabis products . (2) The table of chapters for subtitle E of the Internal Revenue Code of 1986 is amended by adding at the end the following new chapter: Chapter 56. Cannabis products . (e) Effective date (1) In general The amendments made by this section shall apply to sales, and applications for permits under section 5912 of the Internal Revenue Code of 1986 (as added by subsection (a)), after 180 days after the date of the enactment of this Act. (2) Special rules for existing businesses In the case of any producer operating under a permit issued on or before the date of the enactment of this Act under State law, the requirements under section 5912 of such Code (as so added) shall apply