This is the 2016-17 Mauricie Junior B Hockey League season.
- The Becancour Riverains re-add a second team after cutting down to one team for the 2015-16 season
- the Louiseville Panthers and Shawinigan Olympiens leave the league
- The Trois-Rivieres-Ouest Albatros join the league
To be added upon completion of the regular season
To be determined
Previously, the league has broken the teams up into 2 groups aligned geographically in double elimination brackets and had each group winner be declared champion for their region.