| 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 |