The Rules of Flat Track Roller Derby

NOTE: You are viewing the March 1, 2014 revision of The Rules of Flat Track Roller Derby, which is officially retired.

The current version of the rules can be found at Rules Central.

1.10 - Whistles

Jam-starting Whistle
One short

Lead Jammer
Two rapid

Penalty
One long

Jam Called Off/Ended
Four rapid

Real. Strong. Athletic. Revolutionary.