To be issued an airworthiness certificate in the light sport air craft category, you have to meet the consensus standards 21.190. Kits require (21.193) the kit manufacture to build at least one plane and certify it under 21.190, before the kits can be certified under 21.191. It actually looks like no plans built aircraft need apply.
But!! 61.315 What are the priviliges and limits of my sport pilot certificate? (a) If you hold a sport pilot certificate you may act as pilot in command of a light-sport aircraft, except as specified in paragraph (c) of this section And 1.1 General definitions Light-sport aircraft means an aircraft, other than a helicopter or powered-lift that, since its original certification, has continued to meet the following: List not included The conclusion is that a light sport aircraft may have an airworthiness certificate in another category and still be flyable by a sport pilot. Or for a plans built plane, "I swear that's all she'll do" means your buddy with his sport pilot certificate (and the over 87kts endorsement) and valid drivers license can legally fly your plane (assuming the stall speed is low enough). -- wesley scott k...@spottedowl.biz ----- Original Message ----- From: "Dana Overall" <bo12...@hotmail.com> > > If you check the government .doc file you will see the the complexity of > compliance documentation required to meet the requirements of the sport > pilot aircraft category. It is up to the manufacturer, or builder, to > supply the government with test data sufficient to satisfy the certification > process. It is much, much more than................."I swear that's all > she'll do". An individual could do it but it will be an undertaking. In