The event is part of the ATP Masters Series on the men's tour and is a Premier Mandatory event on the women's tour. The event, held in March, is one of two tour events (beside Miami Masters) in which main draw play extends beyond 8 days. The women's main draw usually starts on Wednesday and the men's main draw starts on Monday. Both finals are held on Sunday of the following week. Both singles main draws include 96 players. The 32 seeded players get a bye to the second round. 