2015 New York Laws
RCO - Religious Corporations
Article 19 - (Religious Corporations) UNITARIAN AND UNIVERSALIST SOCIETIES
401 - Incorporation of an unincorporated society.

 401. Incorporation of an unincorporated society. Any five members of
  an  unincorporated  religious  society,  who are of full age, may call a
  meeting for  the  purpose  of  incorporating  such  society  under  this
  article.  The  notice  of such meeting shall be mailed at least fourteen
  days prior to the date of the  meeting.    The  notice  shall  state  in
  substance that a meeting of the unincorporated society will be held at a
  specified  place,  day  and  hour  for  the purpose of incorporating the
  society, electing trustees and selecting a corporate name.