The Irish rider piloted Ariel Grange's KWPN gelding, who is still in top form at 15, to victory during the CSI5*-W at WEC–Ocala.
The CAS issued a decision in the 2008 Olympic champion's human anti-doping case which renders him ineligible until 2031.
Germany’s Andre Thieme and Paule S Win the $200,000 LeMieux Grand Prix CSI4*; Canadians shine in several divisions in Ocala and Ohio.
The Swiss rider bounced back from a podium drought in this year's series to take the penultimate leg and land a place in the Final.
Canadian Nicole Walker and Atout des Trambles were edged by Jessica Springsteen by just one-tenth of a second in the large class of 68.
The victory came aboard the mare Greya, deflecting a strong challenge from Christian Kukuk and his Olympic gold medal partner Checker 47.
This week the Belgian pulled out Katanga V/H Dingeshof, a speedy 15-year-old mare, for the first time this season.
One of the most successful equestrian nations of all time, Germany continues to be a dominant force on the global stage.
The American and the speedy mare won the $340,000 Longines FEI Jumping World Cup in Thermal, CA, his second WC victory this season.
The WEC Grand Arena was the scene for a contest between 12 nations; Canadian Tiffany Foster placed sixth riding Electrique.