All previously announced changes are accounted for:
3-5-4b, 3" headbands
3-5-5, rolled shorts allowed
9-9-1 EXCEPTION, expanded
10-5-5 NOTE, assistant coaches allowed to break up fights
Held Ball signal #3, now with #1 stop-clock signal added to it
I don't want to appear to be an Anti-Dentite, but the specifics of the new mouthguard rule require an orthodontist degree to understand it fully.
"OK, open up everyone. Let me check to be sure that your intraoral tooth protector includes a labial portion and covers the posterior teeth with adequate thickness, protecting the anterior dental arch."
Besides "must" replacing the 386 times the word "shall" used to appear, the word "goal" is now preceeded each time by the word "field". Apparently there was some confusion whether or not we were officiating hockey or basketball. Now there will be confusion whether we are officiating basketball or football.
No other unannounced changes of any significance that I could detect, either shaded or unshaded. Would be interestested if there's some of any consequence that I missed.