Section 8. Supervision of the Bureau of Corrections. — The Department of Justice (DOJ), having the BuCor as a line bureau and a constituent unit, shall maintain a relationship of administrative supervision with the latter as defined under Section 38 (2), Chapter 7, Book IV of Executive Order No. 292 (Administrative Code of 1987), except that the DOJ shall retain authority over the power to review, reverse, revise or modify the decisions of the BuCor in the exercise of its regulatory or quasi-judicial functions.