Originally Posted by
JerryEl
Not so sure a county rule regulating the NAS could be valid. Only the Fed can regulate airspace and hobbyist's model aircraft are exempt from rules by U.S. Public Law. It's all supposedly a voluntary compliance thing and with safety in mind the FAA and the AMA came up with the present "voluntary rules". At least that's the way I read it from the AMA site.
The county only has very limited regulation over airspace (zoning, height limits, etc.) however they do control the use of their land and can define terms over who can take off and land a model sircraft on their land. They aern't regulating the NAS, they are controling the use of the land.