Establishes the 13 member temporary state commission on New York city property tax reform to propose property tax reform for the city of New York that promotes fairness, clarity, and simplicity; that eliminates structural inequality and taxes similar properties similarly; that encourages the development and preservation of affordable and multifamily housing; that includes owner relief programs and an approach to transition that insures low- and moderate-income owners have affordable tax bills and that primary residents are not displaced from their homes; and that does not diminish revenue for the city of New York.