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Subscribe to our NewsletterMCSA BOY'S BASKETBALL RULES
1. Pregame Warm-Up
- Standard warm-up time: 5 minutes, unless the previous game ends within 3 minutes of scheduled game time.
- If the previous game ends within 3 minutes of scheduled start, warm-up will be capped at 2 minutes.
- All teams must have assistant coaches, scorers, and players ready to begin immediately when called.
2. Game Durations
| Division | Game Format | Clock Rules | Halftime | Timeouts |
|---|---|---|---|---|
| Freshman | 2 × 20-min halves | Running time | 2 minutes | 2 per half |
| Sophomore | 2 × 20-min halves | Clock stops last 2 min. unless up 20+ | 2 minutes | 2 per half |
| Juniors | 2 × 20-min halves | Clock stops last 2 min. unless up 20+ | 2 minutes | 2 per half |
| Pros | 2 × 20-min halves | Clock stops last 2 min. unless up 20+ | 2 minutes | 2 per half |
3. Playing Time
- All players must play at least half the game (Freshman–Senior).
- Substitutions occur every 4-5 minutes (stoppage for substitutions only; roughly a 10-second restart window)
- Coaches may not delay play during substitution periods—possession awarded to the opposing team if delay occurs.
- No player may play 3 consecutive shifts, except when teams have only 5–6 players.
- Adjusted shift rules apply if the team has less than 10 players (see “Roster Scenarios” below).
- Rotations must be sumbitted prior to game at table or there will be technical free throws awarded and the other team will start with the ball
Roster Scenarios
| Players | Rotation Rule |
|---|---|
| 9 players | 4 different players play an additional shift |
| 8 players | All 8 play an additional shift |
| 7 players | 5 players play 6 shifts, 2 play 5 shifts |
| 6 players | Coach may sub more frequently; no player sits twice before another sits once |
| 5 players | Players may play entire game as necessary |
Injury, late arrivals, or foul-outs are treated according to normal substitution guidelines for reduced rosters.
4. Fouls and Free Throws
- Bonus: After 7 team fouls in a half.
- Double Bonus: After 10 team fouls in a half.
- Standard free throw procedures apply by division.
5. Defense Rules
Freshman / Sophomore
- Man-to-man defense only.
- No zone defense.
- Defenders must be within 6 feet of their assigned player when inside the three-point arc or foul line extended.
- Third illegal defense = 1 penalty point to opponent + retained possession (each following infraction same).
Pressing rules
- Man press allowed full court, but no zone presses.
- Equal number of defenders and offensive players must be in the backcourt during pressure.
- Trapping is allowed anywhere, at any time, but not permitted when leading by 20 or more points.
- No pressing allowed when up 15 points
Juniors / Seniors / Pros
- Any defensive style allowed (man, zone, trap, press).
- Teams may not press while leading by 20 points (may resume if lead reduced to 14).
6. Press Defense Rules
| Division | Press Rules |
|---|---|
| Freshman | No full-court press; half-court man-to-man only |
| Sophomore | Standard middle School Rules; no press when up by 20 |
| Junior | Standard high school rules; no press when up by 20 |
| Senior/Pro | Standard high school rules; no press when up by 20 |
7. Lane Violations
- Freshman: 5 seconds
- Sophomore, Juniors, Seniors, and Pros: 3 seconds
8. Coaching & Conduct Rules
Coaches
- Only the Head Coach may stand, address referees, or call timeouts.
- Assistant coaches must remain seated and silent during play except when managing the bench.
- Head Coach with 1 technical foul = suspended remainder of game.
- Head Coach with 2 technicals in a season = suspended for that game + next game.
- 3 technicals = 1-year suspension.
Assistant Coaches
- May not communicate with referees.
- A technical foul = automatic suspension.
Players
- 1 technical foul = suspension remainder of game (or next game if late).
- 2 technicals in a season = 2-game suspension (carries over to next season if applicable).
- 3 technicals in a season = 10-game suspension (possible ban).
- Throwing a punch =Lifetime ban; coach suspended 1 game.
Parents & Spectators
- Unruly behavior = ejection from gym.
- Parent technical = ejection remainder of game; if unidentified, coach ejected.
- 3 total parent technicals in a game = team forfeits.
9. Sportsmanship and Fair Play
- Players play. Parents cheer. Coaches coach. Referees ref.
- Coaches are accountable for the conduct of their players, parents, and assistants both on court and on school grounds.
- No team may win by more than 30 points. If up by 20+, involve all players in scoring opportunities.
- Coaches must report misconduct to the league administration.
- Violations of fair play may result in suspension or team disqualification from playoffs.