Utah constitution
Article XVI: labor
Section 8

The legislature may, by appropriate legislation provide for the establishment of a minimum wage for women and minors and may provide for the comfort, safety and general welfare of any and all employees. No provision of this constitution shall be construed as a limitation upon the authority of the legislature to confer upon any commission now or hereafter created such power and authority as the legislature may deem requisite to carry out the provisions of this section.