1. The Laws of New York
  2. Consolidated Laws
  3. Penal
  4. Part 3: Specific Offenses
  5. Title O: Offenses Against Marriage, the Family, and the Welfare of Children and Incompetents
  6. Article 255: Offenses Affecting the Marital Relationship

Section 255.17 Adultery

Penal (PEN)

  A person is guilty of adultery when he engages in sexual intercourse with another person at a time when he has a living spouse, or the other person has a living spouse.

  Adultery is a class B misdemeanor.