In the 2006–07 season, Bonymaen RFC won the Division One West League, but were denied promotion to the Premier League as their grounds were deemed to not meet WRU criteria.
During the 2006-2007 campaign, Bonymaen RFC emerged victorious in the Division One West League, only to be thwarted in their bid for promotion to the top-tier league as their home ground failed to meet the requirements set by the WRU.