(a) All of the powers, duties and functions of the director of alcoholic beverage control of the department of revenue and the state alcoholic beverage control board of review relating to the adoption and promulgation of rules and regulations are hereby transferred to and conferred and imposed upon the secretary of revenue.

(b) All rules and regulations of the director of alcoholic beverage control of the department of revenue and the state alcoholic beverage control board of review in existence on the effective date of this act, shall continue to be effective and shall be deemed to be duly adopted rules and regulations of the secretary of revenue, until revised, amended, revoked or nullified pursuant to law.