Speaking at the SoccerEx conference in a pre-recorded video, Blatter says he wants TV replays used in a domestic league and at the FIFA Under-20 World Cup in New Zealand in 2015.
Blatter says “we could test such challenge calls.”
Coaches would have the right once or twice in each half to challenge a refereeing decision.
Blatter has portrayed himself as a champion of technology since reversing his opposition to goal-line technology, which was used at the 2014 World Cup in Brazil for the first time.