SOURCE: USA Basketball

International, NBA and NCAA basketball rules differences

Rule ... FIBA ... NBA ... NCAA

Duration of game ... Four 10-minute quarters ... Four 12-minute quarters ... Two 20-minute halves

Court length ... 91' 10 x 49' 2.5 ... 94' x 50' ... 94' x 50'

Size of lane ... 19' 8.2 x 19' 0.3 ... 16' x 19' ... 12' x 19'

3-point FG distance ... 20' 6.1 ... 23' 9 (22' in corner) ... 19' 9

Shot clock ... 24 seconds ... 24 seconds ... 35 seconds

Back court violation ... 8 seconds ... 8 seconds ... 10 seconds

Player foul limit ... 5 ... 6 ... 5

Bonus free throw ... 5th foul of quarter (2 FTs) ... 5th foul of quarter (2 FTs) 7th foul of half (1-and-1); 10th foul of half (2 FTs)

Touch ball on/above cylinder ... Yes ... No ... No

Closely guarded for 5 seconds ... Yes (while holding ball) ... No ... Yes (while holding/dribbling ball)

Defensive 3 seconds ... No ... Yes ... No

Number of referees ... Two ... Three ... Three

Timeouts called by ... Coach or assistant coach ... Head coach or player in game ... Head coach or player in game

Legal jersey numbers ... 4-15 ... All numbers 00, 0-5, 10-15, 20-25, 30-35, 40-45, 50-55