[5] At the end of the group stage, Lancashire won the northern division with relative ease to book their place in the final for the seventh successive year while Cornwall joined them, squeezing through by defeating Hertfordshire in the last game of the southern group having trailed 18 - 6 at half time.
[6][7] The 2015 final was a repeat of the previous two seasons with Cornwall this time turning the tables on holders Lancashire and winning their first county title since 1999 in an 18 - 13 victory.
Cornish All Black scrum half Matthew Shepherd was man of the match with two tries and also finished as the competition's top scorer.
[8] The competition format was two regional group stages divided into north and south, with each team playing each other once.
[9] The bottom side in each group was relegated to the second tier of the county championships for the following season, with the finalists from that division replacing them.