2010 New York Code
PEN - Penal
Part 3 - SPECIFIC OFFENSES
Title L - OFFENSES AGAINST PUBLIC ADMINISTRATION
Article 205 - (205.00 - 205.65) ESCAPE AND OTHER OFFENSES RELATING TO CUSTODY
205.15 - Escape in the first degree.

§ 205.15 Escape in the first degree.
    A person is guilty of escape in the first degree when:
    1.  Having been charged with or convicted of a felony, he escapes from
  a detention facility; or
    2. Having been arrested for, charged with or convicted of a class A or
  class B felony, he escapes from custody; or
    3. Having been adjudicated a  youthful  offender,  which  finding  was
  substituted  for the conviction of a felony, he escapes from a detention
  facility.
    Escape in the first degree is a class D felony.