Use or Possession of a Prohibited Substance or Prohibited Method by an Athlete Support Person without valid justification will constitute a violation of Article 9 of Chapter B this Integrity Code.1.3.3  Other Persons subject to these IBU Anti-Doping Rules must: 1.3.3.1  be knowledgeable of and comply with these IBU Anti-Doping Rules at all times;1.3.3.2  disclose to the BIU (and, if applicable, their National Anti-Doping Organisation) any decision (whether by a Signatory or by a non-Signatory) finding that they committed an anti-doping rule violation within the previous ten years; and1.3.3.3  cooperate fully with the BIU and any other Anti-Doping Organisations investigating possible anti-doping rule violations.