The Derby Treble is a competition over three phases

Phase One: Jumping Equitation:
Riders will enter the ring, salute the Equitation Judge and proceed as per a normal Jumping Equitation round. Judging will be per the current PCQ rules for Equitation. Points 1-10 will be awarded for Equitation, based on rider rankings at the conclusion of the class.

Phase Two: Dressage:
Shortened, height appropriate, Eventing Tests will be used. Transitions into and out of the halt may be made through the walk. To be ridden in an ordinary snaffle bridle with allowed noseband. All trot work is optional sitting or rising. Points 1-10 will be awarded. Judging will be per the current PCQ Rules.

Phase Three: The Derby:
Derby: Judging will be per the current PCQ Rules for Show Jumping under Table A, Article 277 (modified as set out below). A Derby is a special competition taking place over a combination of show jumping and cross-country fences. Riders will complete a single derby round and there will not be a jump off round.