Referee/NSO Resources
- Referee Training Flashcards
- Penalty Whiteboard and Stand
- Roller Girl Ref Supplies
- Zebra Huddle – Forum for Refs’/NSO’s
- Zebra Huddle – Manuals for NSO’s
- Zebra Huddle – Stats Book for NSO’s
- Official/Unofficial Hand Signals Verbal Que’s Video – Helsinki Roller Derby
- WFTDA – The Rules of Flat Track Roller Derby
- WFTDA – WFTDA Releases February 15, 2017 Rules of Flat Track Roller Derby
- Links in Italics to be updated as WFTDA releases new information
- Appendix A: WFTDA Track Design
- WFTDA Officiating Standard Practices
- WFTDA Official Hand Signals
- WFTDA Minimum Skill Requirements
- WFTDA Written Rules Test
- WFTDA Officiating Verbal Cues
