; (D) subtitle G (relating to the Joint Committee on Taxation) as subtitle E; (E) subtitle I (relating to the Trust Fund Code) as subtitle F; (F) subtitle J (relating to coal industry health benefits) as subtitle G; and (G) subtitle K (relating to group health plan portability, access, and renewability requirements) as subtitle H. (b) Redesignation of 1986 Code (1) In general The Internal Revenue Code of 1986 enacted on October 22, 1986, as heretofore, hereby, or hereafter amended, may be cited as the Internal Revenue Code of 2017. (2) References in laws, etc Except when inappropriate, any reference in any law, Executive order, or other document— (A) to the Internal Revenue Code of 1986 shall include a reference to the Internal Revenue Code of 2017; and (B) to the Internal Revenue Code of 2017 shall include a reference to the provisions of law formerly known as the Internal Revenue Code of 1986. (c) Additional Amendments For additional conforming amendments, see section 202 of this Act. (d) Effective Date Except as otherwise provided in this Act, the amendments made by this Act shall take effect on January 1, 2019. II Sales Tax Enacted 201. Sales tax (a) In General The Internal Revenue Code of 2017 is amended by inserting before subtitle B (as redesignated by section 104(a)(2)(A)) the following new subtitle: A Sales Tax Sec. 1. Principles of interpretation. Sec. 2. Definitions. Chapter 1. Interpretation; definitions; imposition of tax; etc. Chapter 2. Credits; refunds Chapter 3. Family consumption allowance Chapter 4. Federal and state cooperative tax administration Chapter 5. Other administrative provisions Chapter 6. Collections; appeals