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Basketball · Official Basketball Rules

Law 5: Players: Injury and Assistance

2 parts · 2 tests · 20 facts · updated 22 October 2026 · markdown

When the referees stop the game for an injury, who may come onto the court to help, and when an injured or bleeding player must be substituted and may come back.

5.51Stopping the Game for an Injury

When the whistle comes, why it may come at once, and who may enter the court and when.

Test 1The whistle and the people who helpTake a test

  1. In the event of an injury, the referees may stop the game.

    Source: FIBA OBR 2026, Art. 5.1 · recall

  2. The referee waits for the team in control to finish its action unless stopping at once disadvantages neither team.

    Source: FIBA OBR 2026, Art. 5.2 · recall

  3. If it is necessary to protect an injured player, the referees may stop the game immediately.

    Source: FIBA OBR 2026, Art. 5.2 · recall

  4. Holding the whistle is for a live ball with a team in control; with the ball dead there is nothing to wait for.

    Source: FIBA OBR 2026, Art. 5.2 · applied

  5. Bench personnel may enter the court to attend an injured player only with the permission of a referee.

    Source: FIBA OBR 2026, Art. 5.4 · recall

  6. Head coach, assistant coaches, substitutes, excluded players and accompanying delegation members may do so.

    Source: FIBA OBR 2026, Art. 5.4 · recall

  7. Once the ball is dead, a doctor may come on without permission if, in his judgement, immediate treatment is needed.

    Source: FIBA OBR 2026, Art. 5.5 · recall

  8. The referee waits for the attack to end, then stops play, and bench personnel come on with permission.

    Source: FIBA OBR 2026, Art. 5.2, 5.4 · applied

  9. The doctor may enter without permission, but only once the ball has become dead.

    Source: FIBA OBR 2026, Art. 5.5 · applied

  10. Number 10 needs no protecting, so the white caps' attack is allowed to finish before the whistle.

    Source: FIBA OBR 2026, Art. 5.2 · applied

5.52Substituting an Injured Player

The 15 seconds, treatment by the bench, bleeding and open wounds, recovery in a time-out, and injured starters.

Test 1Must he be substituted, and when may he returnTake a test

  1. A player who cannot continue immediately, within approximately 15 seconds, must be substituted.

    Source: FIBA OBR 2026, Art. 5.3 · recall

  2. A player who receives treatment or assistance from his own bench or delegation must be substituted.

    Source: FIBA OBR 2026, Art. 5.3 · applied

  3. He must be substituted unless that would leave his team with fewer than 5 players on the court.

    Source: FIBA OBR 2026, Art. 5.3 · recall

  4. Any player who is bleeding or has an open wound must be substituted.

    Source: FIBA OBR 2026, Art. 5.6 · applied

  5. She may return only after the bleeding has stopped and the wound has been completely and securely covered.

    Source: FIBA OBR 2026, Art. 5.6 · recall

  6. An open wound counts the same as bleeding, even when it is not bleeding right now.

    Source: FIBA OBR 2026, Art. 5.6 · applied

  7. A designated starter may be substituted in the event of an injury, and the opponents may substitute the same number.

    Source: FIBA OBR 2026, Art. 5.8 · applied

  8. Bleeding means a substitution, and the return waits until the bleeding has stopped and the wound is covered.

    Source: FIBA OBR 2026, Art. 5.6 · applied

  9. A player treated between free throws may be substituted, and the opponents are entitled to match the number.

    Source: FIBA OBR 2026, Art. 5.8 · applied

  10. A player who recovers during a time-out before the timer's signal for the substitution may continue; B, C and D come after it.

    Source: FIBA OBR 2026, Art. 5.7 · applied

Sources

FIBA Official Basketball Rules 2026 (v1.1), Article 5 (paraphrased in original wording; original questions authored from the Rules, not reproduced)

  • FIBA OBR 2026, Art. 5.24
  • FIBA OBR 2026, Art. 5.64
  • FIBA OBR 2026, Art. 5.33
  • FIBA OBR 2026, Art. 5.42
  • FIBA OBR 2026, Art. 5.52
  • FIBA OBR 2026, Art. 5.82
  • FIBA OBR 2026, Art. 5.11
  • FIBA OBR 2026, Art. 5.2, 5.41
  • FIBA OBR 2026, Art. 5.71