N.Y. Penal Law § 5.05: Application of chapter to offenses committed before and after enactment

§ 5.05 Application of chapter to offenses committed before and after

enactment.

1. The provisions of this chapter shall govern the construction of and

punishment for any offense defined in this chapter and committed after

the effective date hereof, as well as the construction and application

of any defense to a prosecution for such an offense.

2. Unless otherwise expressly provided, or unless the context

otherwise requires, the provisions of this chapter shall govern the

construction of and punishment for any offense defined outside of this

chapter and committed after the effective date thereof, as well as the

construction and application of any defense to a prosecution for such an

offense.

3. The provisions of this chapter do not apply to or govern the

construction of and punishment for any offense committed prior to the

effective date of this chapter, or the construction and application of

any defense to a prosecution for such an offense. Such an offense must

be construed and punished according to the provisions of law existing at

the time of the commission thereof in the same manner as if this chapter

had not been enacted.