The Pennsylvania Supreme Court has held statutory provisions requiring the resentencing of finalized marijuana convictions to be unconstitutional interferences with final judicial judgments.
Commonwealth v. Sutley, 378 A.2d 780 (Pa. 1977).
Vicki C. Thompson,
Constitutional Law - Separation of Powers - Retroactivity - Finality of Judgements [Note],
Duq. L. Rev.
Available at: https://dsc.duq.edu/dlr/vol16/iss4/9