ยง  657. Proceeding when person under sentence of death is pregnant. 1.
  A sentence of death may not be carried out upon a  woman  while  she  is
  pregnant.
2.  When  the  superintendent  of  the correctional facility where the
  inmate is confined is informed that  reasonable  grounds  exist  that  a
  convicted   person   under  sentence  of  death  may  be  pregnant,  the
  superintendent shall  appoint  a  qualified  physician  to  examine  the
  convicted person and determine if she is pregnant.
3.  Upon  being  informed  by  the  superintendent that such convicted
  person is pregnant, the governor shall stay execution of the warrant  to
  the extent necessary.
Structure New York Laws
Article 22-B - The Death Penalty
650 - Warrant for Execution of Death Sentence.
652 - Delivery of Warrant and Confinement.
653 - Transmittal of Record to the Governor.
655 - Governor Only to Reprieve.
656 - Proceeding When Person Under Sentence of Death May Be Incompetent.
657 - Proceeding When Person Under Sentence of Death Is Pregnant.
658 - Death Penalty Inflicted by Lethal Injection.
660 - Persons Authorized to Be Present at Execution.
661 - Examination of Convicted Person's Body and Certificate.