The NFL is scrapping its stupid alternate-helmet rule so here are nine glorious throwback lids we need to see pronto, This is the Loop
NFL rule changes for 2021; jersey number expansion
NFL Rule Changes for 2021 Season Proposed, Including Expanded Video Review, News, Scores, Highlights, Stats, and Rumors
Tracking all the new NFL uniforms and helmets for the 2022 season - ESPN
Breaking down the NFL's 6 new rules for 2021 season - Pride Of Detroit
2021 NFL schedule released: Cowboys at Buccaneers kicks off season
NFL approves 7 new rules for 2021 season including single digit jersey expansion
NFL re-emphasizes gambling policy for players and its six 'key rules' after recent spate of violations
Football NFL Playoff Rules
NFL injured reserve rules, explained