The tax deferral authorized by s. 197.2524 applies only on a pro rata basis to the ad valorem taxes levied on residential units within a property which meet the following conditions:

(1) Units for which the monthly rent along with taxes, insurance, and utilities does not exceed 30 percent of the median adjusted gross annual income as defined in s. 420.0004 for the households described in subsection (2).
(2) Units that are occupied by extremely-low-income persons, very-low-income persons, low-income persons, or moderate-income persons as these terms are defined in s. 420.0004.