61 Pa. C.S. § 4108
Notwithstanding any other provision of law to the contrary, this chapter shall not be construed to:
(1) Confer any legal right upon any individual, including an individual participating in the drug offender treatment program, to:
(i) participate in a drug offender treatment program;
(ii) continue participation in a drug offender treatment program;
(iii) modify the contents of the drug offender treatment program; or
(iv) file any cause of action in any court challenging the department's determination that a participant is to be suspended or expelled from or that a participant has successfully completed or failed to successfully complete treatment to be provided during any portion of a drug offender treatment program.
(2) Enlarge or limit the right of a participant to appeal the participant's sentence.
61 Pa.C.S. § 4108