ยง  1981.  Exemption  from  taxes.  1. It is hereby determined that the
  creation of the authority and the carrying out of its corporate purposes
  is in all respects for the benefit of the people of  the  state  of  New
  York, the county of New York, and the city, and is a public purpose, and
  the authority shall be regarded as performing a governmental function in
  the  exercise of the powers conferred upon it by this title and shall be
  required to pay no taxes upon any of the properties acquired  by  it  or
  under its jurisdiction or control or supervision or upon its activities.
2.  All  bonds,  notes  and  other obligations issued pursuant to this
  title, together with the income therefrom, as well  as  the  income  and
  property  of  the  authority,  shall be exempt from taxation, except for
  transfer and estate taxes.
Structure New York Laws
Article 8 - Miscellaneous Authorities
1971 - Statement of Legislative Findings and Purposes.
1973 - Battery Park City Authority.
1974 - Powers of the Authority.
1974-A - Subsidiaries; How Created.
1974-B - Lease and Other Agreements.
1974-C - Additional Powers of the Authority.
1975 - Moneys of the Authority.
1976 - Bonds of the Authority.
1977 - Notes of the Authority.
1977-A - Bond and Note Authorization.
1977-B - Reserve Funds and Appropriations.
1978 - Agreements of the State.
1979 - State and City Not Liable on Bonds and Notes.
1980 - Bonds and Notes Legal Investments for Public Officers and Fiduciaries.
1982 - Tax Contract by the State.
1983 - Remedies of Bondholders.
1985 - Limitation of Liability.
1986 - Assistance by State Officers, Departments, Agencies and Commissions.