It featured the 2005 FIA World Touring Car Championship which was contested over a ten event, twenty race series which commenced on 10 April and ended on 20 November.
Drivers' Championship points were awarded on a 10–8–6–5–4–3–2–1 basis to first eight finishers at each race.
[1] All the other cars of that same manufacturer were considered invisible as far as scoring points was concerned.
[3] All teams participating in the Championship were eligible to score points towards the Trophy, however points were only awarded for the two best classified cars of each team, providing they are driven by drivers classified by KSO as Independent Drivers.
[3] Points towards the Michelin Teams' Trophy were awarded on a 10–8–6–5–4–3–2–1 basis at all races.