California Code, Government Code - GOV § 100725

(a) The Exchange may, in consultation with the Franchise Tax Board, promulgate rules and regulations to implement this title.

(b) The Franchise Tax Board may, in consultation with the Exchange, promulgate rules and regulations to implement this title to the extent that those regulations do not conflict with regulations promulgated by the Exchange pursuant to subdivision (a).

(c) Until January 1, 2022, any rules and regulations necessary to implement this title may be adopted as emergency regulations in accordance with the Administrative Procedure Act (Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2).  The adoption of emergency regulations shall be deemed to be an emergency and necessary for the immediate preservation of the public peace, health and safety, or general welfare.  Notwithstanding Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2, including subdivisions (e) and (h) of Section 11346.1, an emergency regulation adopted pursuant to this section shall be repealed by operation of law unless the adoption, amendment, or repeal of the regulation is promulgated by the board pursuant to Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 within five years of the initial adoption of the emergency regulation.  An emergency regulation adopted pursuant to this section shall be discussed by the board during at least one properly noticed board meeting before the board meeting at which the board adopts the regulation.  Notwithstanding subdivision (h) of Section 11346.1, until January 1, 2027, the Office of Administrative Law may approve more than two readoptions of an emergency regulation adopted pursuant to this section.

(d) It is the intent of the Legislature that, in construing this title, the regulations promulgated under Section 5000A of the Internal Revenue Code   1 as of December 15, 2017, shall apply to the extent that those regulations do not conflict with this title or regulations promulgated pursuant to subdivision (a) or (b).