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Men's FIBA (International), NBA, And NCAA Basketball Rule Differences

RULE	FIBA	NBA	NCAA
Duration of Game	Four, 10 minute periods	Four, 12 minute periods	Two, 20 minute halves
Overtime Duration	5 minutes	5 minutes	5 minutes
Duration Between First-Second and Third-Fourth Periods	2 minutes	130 seconds	not applicable
Length of Halftime	15 minutes	15 minutes	15 minutes
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'
Three-Point FG Distance	20' 6.1 "	23' 9" (22' in corner)	19' 9"
Shot Clock	24 seconds	24 seconds	35 seconds
Shot Clock Reset	FG attempt hits rim	FG attempt hits rim	FG attempt hits rim
Back Court Violation	8 seconds	10 seconds	10 seconds
Game Clock Stops After Successful FG	Last 2 minutes of 4th period and overtime	Last 2 minutes of 4th period and overtime	Last minute of second half and last minute of overtime
Player Foul Limit	5	6	5
Bonus Free Throw	5th foul per period (two FTs)	5th foul per period (one-and-one only)	7th foul per half (one-and-one) 10th foul per half (two FTs)
Number of Players Permitted On Free Throw Lane	5 (three defensive, two offensive)	5 (three defensive, two offensive)	6 (four defensive, two offensive)
Jump Ball	Yes	Yes	Teams alternate possession after opening tip-off
Legal Alley-Oop	Yes	Yes	Yes
Touch Ball On/Above Cylinder	Yes	No	No
Closely Guarded For 5 Seconds	Yes (while holding the ball)	No	Yes (while holding/dribbling ball)
Number of Referees	Two (three can be used in competitions if the Zone or host federation wish to)	Three	Three

TIME-OUTS A GAME

Non-Televised Game	1 60-second in each of the first three periods, 2 60-second in 4th period	6 full, 1 20-second per half	4 75-second and 2 30-second per game
Televised Game	1 60-second in each of the first three periods, 2 60-second in 4th period	6 full, 1 20-second per half	1 60-second, 4 30-second per game; unused 60-second and max of 3 unused 30-second carry over to second half
Timeouts-Overtime	1 additional 60-second	3 additional full	1 additional 30-second timeout and unused second half 30-second timeouts carry over
Timeouts Called By	Coach	Player in game	Head coach or player in game
Size of Basketball	Maximum Circumference 78 cm (30.7")	Around channels 29 1/2" to 29 3/4" Across channels 29 5/8" to 29 7/8"	Maximum Circumference 30" Seams 1/4" Max.
Legal Jersey Numbers	4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15	All numbers	00, 0, 1, 2, 3, 4, 5, 10, 11, 12, 13, 14, 15, 20, 21, 22, 23, 24, 25, 30, 31, 32, 33, 34, 35, 40, 41, 42, 43, 44, 45, 50, 52, 52, 53, 54, 55