RULE |
FIBA |
NBA |
Periods |
Four |
Four |
Duration of Periods |
10 minutes |
12 minutes |
Overtime Duration |
5 minutes |
5 minutes |
Rest Time Between 1st / 2nd and 3rd / 4th Periods |
2 minutes |
2 minutes, 10 seconds |
Length of Halftime |
15 minutes |
15 minutes |
Court Length |
91' 10" x 49' 2.5" |
94' x 50' |
Size of Lane |
19 ' 8.2" x 19' 0.3" |
16' x 19' |
3-Point Line |
20' 6.1 " |
23' 9" (22' in corner) |
Shot Clock |
24 seconds |
24 seconds |
Shot Clock Reset |
FG attempt hits rim |
FG attempt hits rim |
Back Court Violation |
8 seconds |
8 seconds |
Game Clock Stops After Successful
FG |
Last 2 minutes of 4th period and
overtime |
Last 2 minutes of 4th period and
overtime |
Player Foul Limit |
5 |
6 |
Bonus Free Throw |
5th foul per period (two FTs) |
5th foul per period (one-and-one only) |
Number of Players Permitted On Free
Throw Lane |
5 (three defensive, two offensive) |
5 (three defensive, two offensive) |
Jump Ball |
Yes |
Yes |
Legal Alley-Oop |
Yes |
Yes |
Touch Ball On/Above Cylinder |
Yes, allowed |
Not allowed |
Closely Guarded For 5 Seconds |
Yes (while holding the ball) |
No |
Number of Referees |
Two (three can be used in competitions if
the Zone or host federation wish to) |
Three |
Timeouts in Regulation |
One 60-second in each of the 1st three
periods, two 60-second in 4th period |
Six 60-second and one 20-second per half |
Timeouts in O vertime |
1 additional 60-second |
3 additional 60-second |
Timeouts Called By |
Coach |
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" |
Legal Jersey Numbers |
only from 4 to 15 |
All numbers are allowed |