Section 423. Petition; prior demand not required

Proceedings under this
  article are commenced by the filing of a petition, which may be made  on
  information  and  belief. The petitioner need not make a demand upon the
  respondent for support as a condition  precedent  to  the  filing  of  a
  petition  for  support.    Any  such  petition  for  the  establishment,
  modification and/or  enforcement  of  a  child  support  obligation  for
  persons  not  in  receipt of family assistance, which contains a request
  for  child  support  enforcement  services  completed  in  a  manner  as
  specified  in  section  one hundred eleven-g of the social services law,
  shall constitute an application for such services.