Exempts improvement to historic property from taxation if certified and agreed by appropriate agency

Encourages the preservation and viewing of historic properties by allowing an exemption from local real estate tax in cities of a million or more population, for improvements to historic real property and by requiring certain public access to such property; defines the term "historic real property" as a one, two or three family residence which is owner-occupied and designated by the appropriate agency as a historic landmark and such designation is maintained.