[header] How to become a hockey referee [title] Purchase the necessary gear. [step] All officials will need to own their own gear and bring this gear with them to every hockey game. You will need to purchase hockey skates, an officials hockey sweater, a black hockey helmet, shin guards, elbow pads, and a whistle. 
Keep all of this equipment in a single bag so that you never forget something important. [substeps] Be sure to sew your referee crest onto your hockey sweater before your first match.