New York Domestic Relations Law Section 6 - Void marriages.

  6. Void marriages. A marriage is absolutely void if contracted by a
  person whose husband or wife by a  former  marriage  is  living,  unless
  either:
1.  Such former marriage has been annulled or has been dissolved for a
  cause other than the adultery of such person;  provided,  that  if  such
  former marriage has been dissolved for the cause of the adultery of such
  person,  he  or she may marry again in the cases provided for in section
  eight of this chapter and such subsequent marriage shall be valid;
3. Such former marriage has been dissolved pursuant to section seven-a
  of this chapter.

Last modified: February 3, 2019