This page provides a few of the BEST PRACTICES & TRAINING RESOURCES that are out there. If you have suggestions for this page, please contact our Association Trainer, Luke Griemsman at: graloa.trainer@gmail.com.

New Officials Training

• Playlist of training videos

Rules (Youth)

• 2025 Youth Rule Book (pdf)
• Differences Between Youth Lacrosse and High School Lacrosse (video)
• Youth Lacrosse Rules Part 1: Field Layout and Equipment (video)
• Youth Lacrosse Rules Part 2: Penalties (video)
• Youth Rules Comparison Chart 2025 (pdf)

Rules (NFHS/High School)

• 2025 NFHS Boys Lacrosse Points of Emphasis (pdf)
• 2025 NFHS Boys Lacrosse Rules Changes (Google Doc)
• 2025 Boys Lacrosse Comments on the Rules (webpage)
• 2025 USA Lacrosse Rules Webinar (YouTube video)
• Boys Lacrosse Rules Changes – 2025 (webpage)
• Flag Down Slow Whistle (FDSW) Chart (pdf)
• Simultaneous Fouls (YouTube video)

Mechanics

• Two-Person Mechanics Manual (pdf) from USA Lacrosse
• Three-Person Mechanics Manual (pdf) from USA Lacrosse
• GRALOA “Standard” for Stalling Philosophy & Mechanic (Google Doc)
• Play-On! Primer (pdf)
• Settled Coverage and Transition Mechanics (video)

Pre-Game

• Pre-game Protocol for OK Conference / RCA / Traverse City area games (Google Doc)
• Officiating Guide and Pre-Game Review (Google Doc)
• USAL Youth Pre-Game (pdf)

Game Management

• Communication – Key Factor in Game Management (pdf)

Uniforms

• GRALOA Uniform Information (PDF)

Arbiter

• Establishing Your Arbiter Account (YouTube video)
• Arbiter – blocks (YouTube video)
• Arbiter – schedule (YouTube video)

General Information

• Field Markings Presentation (video … updated for 2025 Point of Emphasis)
• MHSAA Coach’s Rating Card (pdf)
• Standard Contract Information for Officials (video)
• Chief Bench Official Guidelines (Google Doc)
• Field Locations (webpage)
• Suspended Game Card (use this to record pertinent information if the game you are working is suspended) (pdf)

Another great source of training is actual game film, especially if you officiated that game. Our resource for that is HUDL. If you don’t have a HUDL account, or if that account isn’t tied in to our GRALOA videos, please contact our Trainer (Luke Griemsman).