§ 499-aaaaa. Definitions. When used in this title, the following terms shall have the following meanings:

1. "Abatement period" means the tax year or tax years in which the abatement is applied by the department of finance to the real property tax liability of an eligible building, provided that such abatement may not be applied to the real property tax liability of such building during more than five tax years.

2. "Applicant" means an owner who files an application for tax abatement.

3. "Application for tax abatement" means an application for a childcare center tax abatement pursuant to section four hundred ninety-nine-ccccc of this title.

4. "Childcare center" means a childcare program for which a permit to operate such program has been issued by the department of health and mental hygiene pursuant to the health code of the city.

5. "Childcare desert" means a census tract in a city having a population of one million or more where, at the time of an application for tax abatement, there are three or more children under five years of age for each available childcare slot, or where there are no available childcare slots, as of the most recently published determinations by the office of children and family services.

6. "City" means a city with a population of one million or more.

7. "Cost-reasonable" means having a cost that, in its nature and amount, does not exceed that which would be incurred by a prudent person under the circumstances prevailing at the time the decision was made to incur the cost.

8. "Department of finance" means the department of finance of a city having a population of one million or more.

9. "Department of health and mental hygiene" means the department of health and mental hygiene of a city having a population of one million or more.

10. "Designated agency" means an agency of a city having a population of one million or more that is designated by the mayor of such city to exercise the functions, powers and duties of a designated agency pursuant to this title.

11. "Eligible building" means a class one, class two or class four property, as such classes of property are defined in subdivision one of section eighteen hundred two of this chapter, located within a city having a population of one million or more, provided that, for any such property held in the condominium form of ownership, "eligible building" shall mean a tax lot in such property.

12. "Owner" means the owner of an eligible building, or with respect to an eligible building held in the cooperative form of ownership, the board of directors of a cooperative apartment corporation, or, with respect to an eligible building held in the condominium form of ownership, an owner of a tax lot in such building or the board of managers of such building.

13. "Premises" means the location of a childcare center as specified on the permit for the operation of such center issued by the department of health and mental hygiene pursuant to the health code of the city.