SECTION 1. Chapter 59 of the General Laws, as appearing in the 2014 Official Edition, is hereby amended by adding the following section:—

Section 5O. (a) In any city or town which accepts the provisions of this section, the board of selectmen, in the case of a town, the town council, in the case of a municipality having a town council form of government,  the city council, in the case of a city having a Plan D or Plan E charter, or the city council with the approval of the mayor, in the case of any other city, may reduce the real property tax obligations for an owner of a two-family or multifamily residential premises who pays for the installation of a fire protection sprinkler system, as defined in section 81 of chapter 146 and meeting minimum qualifications as required by the executive office of public safety and security, in the amount equal to 30 per cent of the cost of installation, provided that the owner is not otherwise required to install such system pursuant to federal law or sections 26A½, 26G, 26G½ or 26H of chapter 148.

(b) Reductions under this section shall be allowed for the taxable year in which system is installed; provided, however, that a reduction allowed under this section shall not reduce the tax owed below zero. A taxpayer allowed a reduction under this section for a taxable year may carry over and apply against such taxpayer’s tax liability in any of the succeeding 5 taxable years, the portion, as reduced from year to year, of those reductions which exceed the tax for the taxable year.

(c) Municipalities may abate any increase in the value of the property resulting from the installation of the fire protection sprinkler system until such time as the property is conveyed.

SECTION 2. Section 6 of chapter 62 of the General Laws, as so appearing, is hereby amended by adding the following subsection:—

(t)(1) Any owner of a two-family or multifamily residential premises who pays for the installation of a fire protection sprinkler system, as defined in section 81 of chapter 146 and meeting minimum qualifications as required by the executive office of public safety and security, shall be allowed a credit against the tax liability imposed by this chapter in the amount equal to 30 per cent of the cost of installation, provided that the owner is not otherwise required to install such system pursuant to federal law or sections 26A½, 26G, 26G½ or 26H of chapter 148.   

(2) Credits under this subsection shall be allowed for the taxable year in which system is installed; provided, however, that a tax credit allowed under this subsection shall not reduce the tax owed below zero. A taxpayer allowed a credit under this subsection for a taxable year may carry over and apply against such taxpayer’s tax liability in any of the succeeding 5 taxable years, the portion, as reduced from year to year, of those credits which exceed the tax for the taxable year.

SECTION 3. Chapter 63 of the General Laws, as so appearing, is hereby amended by adding the following section:—

Section 38GG. (a) Any owner of a two-family or multifamily residential premises who pays for the installation of a fire protection sprinkler system, as defined in section 81 of chapter 146 and meeting minimum qualifications as required by the executive office of public safety and security, shall be allowed a credit against the tax liability imposed by this chapter in the amount equal to 30 per cent of the cost of installation, provided that the owner is not otherwise required to install such system pursuant to federal law or sections 26A½, 26G, 26G½ or 26H of chapter 148.   

(b) The credit allowed in this section for any taxable year shall not reduce the excise to less than the amount due under subsection (b) of section 39, section 67 or any other applicable section.

(c) Credits under this section shall be allowed for the taxable year in which system is installed. A taxpayer allowed a credit under this section for a taxable year may carry over and apply against the taxpayer’s tax liability in any of the succeeding 5 taxable years, the portion, as reduced from year to year, of those credits which exceed the tax for the taxable year.