1. Except as otherwise provided in this subsection, a change in the boundaries of a city, including, without limitation, a change in the boundaries of a city resulting from an annexation, must not become effective within the 90 days immediately preceding an election at which officers are chosen for the city or issues are determined for the city. If the area that is being added to or removed from the boundaries of a city consists entirely of vacant land, the change in the boundaries of the city may become effective within the 90 days immediately preceding such an election.
2. As used in this section, “vacant land” means land that:
(a) Has not been developed for any purpose; and
(b) Is not used as a residence by any person.