Versions of See prior versions of a law on LawServer 2024 N.Y. Real Property Tax Law 489 – Exemption from taxation of alterations and improvements to multiple dwellings to eliminate fire and health hazards; abatement 2023 N.Y. Real Property Tax Law 489 – Exemption from taxation of alterations and improvements to multiple dwellings to eliminate fire and health hazards; abatement 2022 N.Y. Real Property Tax Law 489 – Exemption From Taxation of Alterations and Improvements to Multiple Dwellings to Eliminate Fire and Health Hazards; Abatement 2020 N.Y. Real Property Tax Law 489 – Exemption From Taxation of Alterations and Improvements to Multiple Dwellings to Eliminate Fire and Health Hazards; Abatement 2017 N.Y. Real Property Tax Law 489 – Exemption From Taxation of Alterations and Improvements to Multiple Dwellings to Eliminate Fire and Health Hazards; Abatement 2016 N.Y. Real Property Tax Law 489 – Exemption From Taxation of Alterations and Improvements to Multiple Dwellings to Eliminate Fire and Health Hazards; Abatement 2015 N.Y. Real Property Tax Law 489 – Exemption From Taxation of Alterations and Improvements to Multiple Dwellings to Eliminate Fire and Health Hazards; Abatement 2014 N.Y. Real Property Tax Law 489 – – Exemption From Taxation of Alterations and Improvements to Multiple Dwellings to Eliminate Fire and Health Hazards; Abatement 2013 N.Y. Real Property Tax Law 489 – Exemption from taxation of alterations and improvements to multiple dwellings to eliminate fire and health hazards; abatement 2010 N.Y. Real Property Tax Law 489 – Exemption from taxation of alterations and improvements to multiple dwellings to eliminate fire and health hazards; abatement