Establishes a real property tax exemption for certain property owners who reside full-time on such property in certain counties

Establishes a real property tax exemption for certain property owners who reside full-time on such property in certain counties; requires that such owners occupy such property as their primary residence and are enrolled in or eligible for the STAR exemption or that such owners rent to a tenant for a term of at least twelve months and such tenant occupies such property as their primary residence.