With respect to Article 13, subpart13.2.2 is not included in the provisionsrequired to be adopted essentially62.1.2Excepting those substances for which a quantitativereporting threshold is specifically identified in theProhibited List , the detected presence of anyquantity of a Prohibited Substance or its Metabolitesor Markers in an Athlete’s Sample shall constitutean anti-doping rule violation.2.1.3As an exception to the general rule of Article 2.1, theProhibited List may establish special criteria for theevaluation of Prohibited Substances that can alsobe produced endogenously.World Anti-Doping Code 2003enforcement for the benefit of all “clean”Athletes and fairness in the exceptionalcircumstance where a ProhibitedSubstance entered an Athlete’s systemthrough no fault or negligence on theAthlete’s part.