A bill to preserve the public health, safety, and welfare by prohibiting the entrance into and operation within the United States of civil supersonic aircraft that do not meet appropriate noise standards.

Amends the Federal Aviation Act of 1958 to prohibit the Secretary of Transportation and the Administrator of the Federal Aviation Administration from authorizing, except for emergency purposes, the entrance into or operation within the United States of any civil supersonic aircraft engaged in commercial service which generates noise in excess of the level prescribed for new subsonic aircraft.