During the course of a season (which lasts from September to May) each club plays the others twice, once at their home ground and once at that of their opponents for a total of 22 games for each club, with a total of 132 games in each season.
The team who is declared champion at the end of the season is eligible for promotion to the WRU League 1 West.
[2] The initial three year sponsorship was extended at the end of the 2010/11 season, making SWALEC the league sponsors until 2015.
Felinfoel were named champions after a perfect season and were promoted to Division One West along with second placed Carmarthen Athletic.
Tumble, Nantymoel and Pontyberem were relegated after finishing in the last three places.