1. International Agreement on Breeding, Racing and Wagering 2008 http://www.horseracingintfed.com/racingDisplay.asp?section=6
2. Association of Racing Commissioners International, Inc. (ARCI) 2009 www.arci.com/modelrules.html
3. British Horseracing Authority (BHA) 2010 http://rules.britishhorseracing.com
4. Federation Equestre Internationale (FEI) prohibited substances list 2010 www.feicleansport.org/ProhibitedSubstancesList_Jan2010.pdf
5. The 2010 Prohibited List International Standard (the World Anti-Doping Code) 2010 http://www.wada-ama.org/rtecontent/document/2009_Prohibited_List_ENG_Final_20_Sept_08.pdf