New York Parks, recreation and historic preservation Law Section 19.18 - Acquiring title to undocumented property.

 19.18 Acquiring title to undocumented property.  Notwithstanding any
  other  provision  of law regarding abandoned or lost property the office
  may acquire title to undocumented property held by  the  office  for  at
  least five years as follows:
1.  The  office  must  give notice by publication that it is asserting
  title to the undocumented property.
2. In addition to the information described in section 19.16  of  this
  article, the notice shall be entitled "Notice of Intent to Acquire Title
  to  Property"  and must include a statement containing substantially the
  following information: "The records of the office of  parks,  recreation
  and  historic  preservation  fail  to  indicate  the  owner of record of
  certain property in its possession. The office hereby asserts its intent
  to acquire title to the  following  property:  (general  description  of
  property).  If  you  claim  ownership  of this property, you must submit
  written proof of ownership  to  the  office  and  make  arrangements  to
  collect  the  property.  If  you fail to do so within one hundred eighty
  days, the office will commence  proceedings  to  acquire  title  to  the
  property.  If  you  claim an interest in the property but do not possess
  written proof of such interest, you should submit your name and  address
  and  a  written statement of your claim to (name of contact), within one
  hundred eighty days, in order to receive notice of any legal proceedings
  concerning the property.  If you wish to commence legal  proceedings  to
  claim the property, you should consult your attorney.
3.  If  after  one  hundred  eighty  days  following  the last date of
  publication  of  such  notice  no  claimant  has  responded  thereto  by
  submitting  written proof of ownership of the property to the office, or
  if there is a  dispute  between  the  office  and  any  claimant  as  to
  ownership  of  the  property,  at  the  request of the commissioner, the
  attorney general may make an application to the supreme  court  pursuant
  to  article thirty of the civil practice law and rules for a declaratory
  judgment to determine the office's rights in the property.

Last modified: February 3, 2019