18.5 All National Governing Bodies  shall establish rules requiring all Athletes preparing for or participating in a Competition  or activity authorized or organized by a National Governing Body  or one of its member organizations, and all Athlete Support Personnel  associated with such Athletes , to agree to be bound by these Anti -Doping Rules and to submit to the Results Management  authority of the Anti-Doping Organization in conformity with the Code  as a condition of such participation.