§ 331.14 Aircraft.
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
(a) The operation of aircraft on WCA lands and waters is prohibited, unless authorized in writing by the District Engineer.
(b) Except in extreme emergencies threatening human life or serious property loss, the air delivery of any person or thing by parachute, helicopter, or other means onto project lands or waters without written permission of the District Engineer is prohibited.
(c) The provisions of this section shall not be applicable to aircraft engaged on official business of the Federal Government or used in emergency rescue in accordance with the directions of the District Engineer.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.