Rulebooks, training, and quick references for officials.
Side-by-side comparison of NCAA, NFHS, and USA Hockey rules.
Historical reference — NCAA rule changes summary from 2016.
Massachusetts Interscholastic Athletic Association rule exceptions (Mass chapters).
Mechanics and positioning for the 4-official system.
Mechanics for 3-official games using 2 refs + 1 linesman.
Mechanics for 2-official games.
Admin guide for local-qualification assignment workflow.
Legacy registration guide (historical reference — see nihoa.info/auth/register for the current flow).
Partnership flyer with NASO (National Association of Sports Officials).
ArbiterSports reference document.
Current NIHOA pricing reference.
Official BLADETECH partnership benefits for NIHOA members.