The league's winner is automatically promoted to the top tier of Scottish league rugby (The BT Premier Division) and the runner-up is entered into a play-off with the 2nd bottom team from the RBS Premier Division. The league's bottom 2 clubs are relegated down into either the East and West Championship Leagues depending on their geographical location, with the Championns of East and West being promoted to replace them.
Champions:Glasgow Hawks, automatically promoted to Premier Division for 2013-2014
Runners-up:Hawick RFC, promoted to Premier Division after winning the promotion/relegation play-off against Dundee HSFP 39-38 at Meggetland, Edinburgh on 27 April 2013.
Relegated:Hamilton RFC and Jed-Forest RFC were relegated to Championship A and Championship B respectively for 2013-2014. They are replaced by GHA RFC and Peebles RFC who won the 2012-2013 Championship A and B titles respectively.