Timebox
ALA Regulation 9 - RULES OF PLAY BOX LACROSSE
9.01 Rules of play in Alberta shall be those of the LC Rule Book for the current season. Any exceptions to LC rules, shall be listed in ALA Regulations and reviewed and approved of annually.
9.02 Standardized game times for Box Lacrosse are:
| Division | Alloted Time | Warm-Up | Period 1 | Period 2 | Period 3 | Period Break | Clock Rules |
| U13 | 1 hour | 5 | 15 | 15 | 15 | 3 | Run Time |
| U15 | 1 1/2 hour | 5 | 20 | 20 | 20 | 3 | Stop Time |
| U17 | 1 1/2 hour | 5 | 20 | 20 | 20 | 3 | Stop Time |
| *clock will only stop for goals, penalties and time outs, except for 6 goal differential rule | |||||||
| clock will restart when within 4 goals | |||||||
9.03
- In U9, U11, and U13 each game or period will be played as run-time. Run time is defined as straight play except for time outs or goalie water breaks.
- In U15 and U17 only the 3rd period will be played as stop-time. Stop-time is defined as the clock only stopping for goals, penalties, or time outs except for the 6 goal differential rule as per 9.05.
9.04 In U11, U13, U15, and U17 lacrosse, if five (5) minutes before the scheduled end time of the game time slot for league games, there is more than five (5) minutes left on the clock, the clock shall be reset to two (2) minutes and play shall continue in stop time to the end of the game, for each of U11, U13, U15, and U17 box lacrosse . As required, a game may be called at this time if an injury is present and cannot be taken care of in a timely fashion.
9.05 In U9, U11, U13, U15, and U17 lacrosse if a goal differential of six (6) or more goals is present at any time during the game, at the next whistle to start play, the clock will run at straight time. If the goal differential is brought within four (4) goals, the clock shall return to stop time at that time.
9.06 During running time portions of the game, all time penalties shall run at their normal designated time (Minor - 2 minutes, Major - 5 minutes, Misconduct - 10 minutes, etc.)
9.07 In the event a team is late for reasons outlined in LC Rule 19, the Officials may allow five (5) minutes past the normal start time of the game for the team to arrive unannounced. If the team that has been delayed has contacted the arena directly or via persons within the arena, the official shall provide an additional reasonable delay (up to 30 minutes).
9.08 If less than two (2) full periods of any game have been completed, then, at the discretion of the LGB (Director of Development if no LGB is available), the game shall be considered incomplete, and the remainder of the game may be rescheduled for a suitable time.
