Utah Code § 76-9-1119: Ordinances, rules, and regulations.

(1) Except as provided in Subsection (2) or (3), an ordinance, rule, or regulation adopted by a governing body of a political subdivision of the state or a state agency is superseded if:

(a) the ordinance, rule, or regulation affects:

(i) the minimum age of sale for a tobacco product, an electronic cigarette product, or tobacco paraphernalia;

(ii) the provision or sale of a tobacco product, an electronic cigarette product, or tobacco paraphernalia;

(iii) the flavoring of a tobacco product or an electronic cigarette product;

(iv) the purchase or possession of a tobacco product, an electronic cigarette product, or tobacco paraphernalia; or

(v) the placement or display of a tobacco product or an electronic cigarette product; and

(b) the ordinance, rule, or regulation is not essentially identical to a state statute relating to the applicable subject described in Subsection (1)(a).

(2) A governing body of a political subdivision of the state or a state agency may adopt an ordinance, rule, or regulation on a subject described in Subsections (1)(a)(i) through (v) if the governing body of a political subdivision of the state or a state agency is authorized by statute to adopt the ordinance, rule, or regulation.

(3) Subsection (1) does not apply to the adoption or enforcement of a land use ordinance by a municipal or county government.