WUSA - Wheeled and Urban Sports Association
The Wheeled and Urban Sports Association (WUSA) is the trade body representing the interests of the UK Skateboarding, BMX Riding and Inline Skating industry.
http://www.rospa.com/leisuresafety/adviceandinformation/playsafety/skateboarding-safety.aspx
http://www.how2skate.com/index.htm