(a) The legislature by general law may authorize cities, towns, and other taxing units to grant exemptions or other relief from ad valorem taxes on property located in a reinvestment zone for the purpose of encouraging development or redevelopment and improvement of the property.
(b) The legislature by general law may authorize an incorporated city or town to issue bonds or notes to finance the development or redevelopment of an unproductive, underdeveloped, or blighted area within the city or town and to pledge for repayment of those bonds or notes increases in ad valorem tax revenues imposed on property in the area by the city or town and other political subdivisions.