AND NOW, this 30th day of April, 2019, the Petition for Allowance of Appeal is GRANTED, and the Application to File Supplement to Petition for Allowance of Appeal is DISMISSED as moot. The issue, as stated by petitioner, is:

Is Act 21 punitive, such that its retroactive application to [Petitioner] and its mechanism for determining whether an individual is a sexually violent delinquent child are unconstitutional under Commonwealth v. Muniz, [ 640 Pa. 699 ,] 164 A.[3]d 1189 (2017) and Commonwealth v. Butler, 173 A.3d 1212 (Pa. Super. 2017)?