Details here on FIFA not banning Russia yet but saying they have to play as RFU. That would have been the case before the invasion of Ukraine for the World Cup if they qualified anyway because FIFA had to impalement a WADA doping ruling
https://t.co/gusyx1RJll
FIFA on Russia: βFIFA will continue its ongoing dialogue ... to determine any additional measures or sanctions including a potential exclusion from competitions, that shall be applied in the near future should the situation not be improving rapidly.β