Pub. L. 100-223, tit. II, sec. 207
PUBLIC AIRCRAFT DEFINED.
SEC. 207. PUBLIC AIRCRAFT DEFINED. Section 101(36) is amended by adding at the end thereof the following new sentence: “For purposes of this paragraph, ‘used exclusively in the service of means, for other than the Federal Government, an aircraft which is owned and operated by a governmental entity for other than commercial purposes or which is exclusively leased by such governmental entity for not less than 90 continuous days.”.