Argyle Park Buggy Racing Rules: Peter Lynn explains the problem with right-of-way buggy rules.
International Rule Book Committee (IRBC): International Sport Kite Competition Rules Book, Judges' Book, Compulsories Book, and related documents. [In .PDF format]
Kite Law: National law that governs to kite flying in the USA, Canada and United Kingdom.
Kite Safety Field Card: A compendium of safe flying rules.