Section 79-E:4-b - Residential Property Revitalization ZonesI. A city or town may adopt the provisions of this section by vote of its legislative body, according to the procedures described in RSA 79-E:3, to establish tax relief for the owners of a one or 2-family home or an attached multi-family home with not more than 4 units and which is at least 40 years old, who significantly improves the quality, condition, and/or use of an existing residential structure in a designated residential property revitalization zone.II. The governing body of a municipality shall designate the area of a residential property revitalization zone in which the tax relief for qualifying structures shall apply. Municipalities may further establish criteria for the public benefits, goals, and measures that will determine the eligibility of qualifying structures for tax relief located within a designated residential property revitalization zone.III. Municipalities may grant tax relief to the qualifying structure and property as described in RSA 79-E:4 for the period of tax relief under RSA 79-E:5, provided that no property may be granted tax relief under this chapter more than once in a 20 year period.