Utah Code § 16-6a-1409
Service on dissolved nonprofit corporation.
(1) A dissolved nonprofit corporation shall: (a) maintain a registered agent to accept service of process on its behalf; or (b) be considered to have authorized service of process on it by registered or certified mail, return receipt requested, to: (i) the address of its principal office, if any: (A) as set forth in its articles of dissolution; or (B) as last changed by notice delivered to the division for filing; or (ii) the address for service of process that: (A) is stated in its articles of dissolution; or (B) as last changed by notice delivered to the division for filing. (2) Service effected pursuant to Subsection (1)(b) is perfected at the earliest of: (a) the date the dissolved nonprofit corporation receives the process, notice, or demand; (b) the date shown on the return receipt, if signed on behalf of the dissolved nonprofit corporation; or (c) five days after mailing. (3) Subsection (1) does not prescribe the only means, or necessarily the required means, of serving a dissolved nonprofit corporation.