(b) Every cooperative housing corporation shall be required to file an information return with the commissioner of taxation and finance by July fifteenth of each year covering the preceding period of January first through June thirty-first and by January fifteenth of each year covering the preceding period of July first through December thirty-first. The return shall contain such information regarding the conveyance of shares of stock in the cooperative housing corporation as the commissioner may deem necessary, including but not limited to, the names, addresses and employee identification numbers or social security numbers of the grantor and the grantee, the number of shares conveyed, the date of the conveyance and the consideration paid for such conveyance. The commissioner of taxation and finance may enter into an agreement with the chief fiscal officer of the city of New York to provide that a single information return may be filed for purposes of the tax imposed by this article and the real property transfer tax imposed by such city. * (c) The information contained within information returns filed under subdivision (b) of this section may be provided by the commissioner to local assessors for use in real property tax administration, and such information shall not be subject to the secrecy provisions set forth in section fourteen hundred eighteen of this chapter, provided, however, that the commissioner shall not disclose social security numbers or employer identification numbers. * NB Effective January 1, 2020