(1) A county subject to Title 17, Counties, and a municipality subject to Title 10, Utah Municipal Code, may not enact an ordinance or law that:
(a) regulates a term of a mortgage loan on a dwelling; or
(b) makes the eligibility of a person to do business with the county or municipality dependent upon a term of a mortgage loan on a dwelling originated or serviced by the person.
(2) Subsection (1) does not apply to a term or loan funded in whole or in part with money provided or administered by the county or municipality.