2014 New York Laws
DOM - Domestic Relations
Article 3 - (10 - 25) Solemnization, Proof and Effect of Marriage
24 - Effect of marriage on legitimacy of children.

  24.  Effect  of  marriage  on  legitimacy  of  children. 1. A child
  heretofore or hereafter born of parents who prior or subsequent  to  the
  birth  of  such  child  shall  have  entered  into  a civil or religious
  marriage, or shall have consummated a  common-law  marriage  where  such
  marriage  is recognized as valid, in the manner authorized by the law of
  the place where such marriage takes place, is the  legitimate  child  of
  both  birth  parents  notwithstanding  that  such  marriage  is  void or
  voidable or has been  or  shall  hereafter  be  annulled  or  judicially
  declared void.
2. Nothing herein contained shall be deemed to affect the construction
  of  any will or other instrument executed before the time this act shall
  take effect or any right or interest in  property  or  right  of  action
  vested  or  accrued  before  the  time this act shall take effect, or to
  limit the  operation  of  any  judicial  determination  heretofore  made
  containing express provision with respect to the legitimacy, maintenance
  or custody of any child, or to affect any adoption proceeding heretofore
  commenced,  or  limit  the effect of any order or orders entered in such
  adoption proceeding.