Join the homebuilders organisation in your country (LAA, EAA, RSA, etc). Subscribe to Kitplanes magazine The homebuilt plane FAQ is posted regularly to the newsgroup: rec.aviation.homebuilt You should be aware that its answers relate to the situation in USA. If you live elsewhere, things may be different. Several books are available on the subject. Allan J Hall said: My vote for most useful books would be: Sportsplane Construction Techniques – Tony Bingelis Firewall Forward – Tony Bingelis Aviation Spruce & Speciality – Catalogue Jim Campbell said: Don’t forget US Aviator’s MASSIVE SportPlane Resource Guide… 740 pages detailing the REAL highs and lows of nearly 600 sportplane kits as well as over 40 “How-To” chapters covering everything from basic composite construction techniques to test flying and dealing with the Feds… US Aviator is at 3000 21st St-NW, Winter Haven, FL, 33881. 1-800-356-7767 Rowland Carson said: I personally have found the following b