Utah Code Ann. § 72-2-121
(2) The fund consists of money generated from the following revenue sources:
(3)
(4) The executive director shall use the fund money only:
(f) for a fiscal year beginning on or after July 1, 2013, and after the department has verified that the amount required under Subsection 72-2-121.3(4)(c) is available in the fund, to transfer an amount equal to 50% of the revenue generated by the local option highway construction and transportation corridor preservation fee imposed under Section 41-1a-1222 in a county of the first class:
(ii) to be used by a county of the first class for: