According to Artikel 2 Absatz 1 und Artikel 3 Absatz 4 des Reglements über die Publikation der Erlasse der SUB (Publikationsreglement) vom 1. September 2004 this page contains the binding versions of all currently valid SUB decrees and regulations. Together they form the official collection of the SUB (ASS).
You can find the earlier versions of the currently valid decrees and repealed decrees here.