Scope of these Anti -Doping Rules  These Anti -Doping Rules shall apply to:  (a) the WSF, including its board members, directors, officers, specified employees, and Delegated Third Parties  and their employees, who are involved i n any aspect of Doping Control ; (b) each National Federation of the WSF, including their bo ard members, directors, officers, specified employees, and Delegated Third Parties  and their employees, who are involved in any aspect of Doping Control ; (c) the Professiona l Squash Association ( PSA) including its board members, directors, officers, specified employees, and Delegated Third Parties  and their employees, who are involved in any aspect of Doping Control ; (d) the following Athletes , Athlete Support Personnel and other Persons : (i) all Athletes  and Athlete Support Personnel  who are members of the WSF, the PSA or of any National Federation , or of any member or affiliate organisation of any National Federation (including any clubs, teams, associations, or leagues) ;  (ii) all Athletes  and Athlete Support Personnel  who participate in such capacity in Events , Competiti ons and other activities organi sed, convened, authorised or recognised by the WSF, the PSA or any National Federation , or by any member or affiliate organisation of any National Federation (including any clubs, teams, associations, or leagues) , wherever held;  (iii) any other Athlete  or Athlete Support Personnel  or other Person who, by virtue of an accreditation, a license or other contractual arrangement, or otherwise, is subject to the authority of the WSF, the PSA or of any National Federation , or of any membe r or affiliate organisation of any National Federation (including any clubs, teams, associations, or leagues), for purposes of anti -doping;  To be eligible for participation in WSF Events , an Athlete  must have a Squash Player Identification Number.