These links are just a few of the great resources online. If you know of any more that should be added to this page please let me know.
Associations
American Pyrotechnics Association (APA)
Pyrotechnics Guild International
Western Pyrotechnic Association
International Society of Explosives Engineers
National Fire Protection Association
National Fireworks Association
Washington State Laws
Chapter 70.77 RCW State fireworks law
Forums