New York Abandoned Property Law Section 1220 - Service.

 1220. Service. The notice shall be served
(a)  by  first class mail on all known respondents for whom there is a
  last known address; and
(b) by publication on unknown respondents and  known  respondents  for
  whom  there  is  no  last  known  address  in  the  manner  provided  in
  subdivision two of section twelve hundred six of this chapter; and
(c) by first class mail, together with a copy of the petition, on  the
  clerk,  registrar  or other officer in charge of the agency, department,
  instrumentality or corporation having possession, custody or control  of
  such  property, together with a statement that no personal claim is made
  against him.

Last modified: February 3, 2019