The following teams and drivers were contracted to drive in the 2013 season, following ratification of a new Concorde Agreement. At the 2012 Malaysian Grand Prix, Bernie Ecclestone announced that the "majority" of teams competing in the season had agreed to compete in 2013, though he gave no indication of which teams—if any—were offering resistance to the new Concorde Agreement. At the 2012 British Grand Prix, Ecclestone announced that every team had agreed "in principle" to the terms of the new Concorde Agreement, and the final draft of the Concorde Agreement was presented to the teams ahead of the 2012 Indian Grand Prix.