The racecourse betting operators have requested that GST be imposed only on the Fee/support payment held through the club and never the complete experience worth of bets produced (very similar to other legal gambling segments have spoken about GST on rake fees instead of on turnovers). As points stand, https://www.jackpotbetonline.com/horse-racing-business-counts-150m-charge-of-equine-flu-with-cheltenham-festival-weeks-away/