No person may operate an ultralight vehicle within Class A, Class B, Class C, or Class D airspace or within the lateral boundaries of the surface area of Class E airspace designated for an airport unless that person has prior authorization from the ATC facility having jurisdiction over that airspace.
[Amdt. 103-17, 56 FR 65662, Dec. 17, 1991]
source: Docket No. 21631, 47 FR 38776, Sept. 2, 1982, unless otherwise noted.
cite as: 14 CFR 103.17