2C:35-23. Pending Cases

  a.   Except as provided in subsections b. and c. of this section, any violation of a provision of P.L. 1970, c. 226 (C. 24:21-1 et seq.) which is amended or deleted by this act, and which violation was committed prior to the effective date of this chapter, shall be governed by the prior law, which is continued in effect for that purpose, as if this act were not in force.

  b.   Any offense defined in this act and committed on or after the effective date shall be governed by the provisions of this act.  For the purposes of this section, an offense was committed after the effective date of this act if any of the elements of the offense occurred subsequent thereto.

  c.   In any case pending on or initiated after the effective date of this act involving an offense defined herein and committed prior to such date:

  (1)  N.J.S. 2C:35-19 and N.J.S. 2C:35-21 shall govern, insofar as they are justly applicable and their application does not introduce confusion or delay;

  (2)  The court, with the consent of the defendant, may impose sentence under the provisions of this chapter applicable to the offense and the offender;

  (3)  A defendant who, on the effective date of this act, has not made application for supervisory treatment under section 27 of P.L. 1970, c. 226 (C. 24:21-27) shall not be eligible for supervisory treatment except pursuant to the provisions of 2C:43-12 and as provided in Chapter 36A of this title.