ISCCS – January 2021   Page 42 of 61 9.4 Determination by CAS    9.4.1  If the Signatory disputes  the alleged non -compliance and/or the proposed Signatory Consequences  and/or the proposed Reinstatement  conditions, then (in accordance with Code  Article  24.1.6) it must notify WADA in writing within twenty -one (21) days of its receipt of the notice from WADA .