 Accused of being in possession of banned substances, along with Johan Museeuw and nine other riders, investigators visited their houses in 2003, they faced an initial hearing in Kortrijk on 11 October 2005.De Clercq was due to stand trial on drug charges at a Belgian Court in 2006.De Clercq, along with Hans De Clercq (no relation), has been managing the Sunweb - Pro Job Cycling Team since early 2007.