Utah Code Ann. § 11-14-301
(2)
(b) The 10-year period described in Subsection (2)(a) is tolled if, at any time during the 10-year period:
(ii) the bonds are challenged in a court of law or an administrative proceeding in relation to:
(c) A tolling period described in Subsection (2)(b)(i) ends on the later of the day on which:
(d) A tolling period described in Subsection (2)(b)(ii) ends after:
(3)