The Laws of Australian Football are reviewed updated annually by the Australian Football League. All Affiliated Leagues agree to be bound by these rules subject to any local conditions variation as set out in the By-Laws of Affiliated leagues.
A one page summary of the Spirit of the Laws is included here, which is how umpires are asked to administer and interpret the rules.
1. Spirit of the Laws of Australian Football 2013
2. Laws of the Game of Australian Football 2017