What do rules say about conduct in dressing room in IPL as Riyan Parag caught vaping?

RR captain Riyan Parag sparked controversy after being caught vaping inside dressing room during their IPL match against PBKS. According to IPL rules, smoking, including vapes, is banned in dressing rooms and dugouts. Further, mobile phones must be switched off and deposited with the team's Security Liaison Officer on arrival. Only accredited players and support staff can enter dressing room.