1. Short title This Act may be cited as the One Subject at a Time Act . 2. One subject at a time (a) One subject Each bill or joint resolution shall embrace no more than one subject. (b) Subject in title The subject of a bill or joint resolution shall be clearly and descriptively expressed in the title. (c) Appropriation bills An appropriations bill shall not contain any general legislation or change of existing law provision, the subject of which is not germane to the subject matter of each such appropriations bill provided however, that this section shall not be construed to prohibit any provision imposing limitations upon the expenditure of funds so appropriated. 3. Enforcement (a) Multiple subjects in title If the title of an Act or joint resolution addresses two or more unrelated subjects, then the entire Act or joint resolution is void. (b) Provisions not expressed in title If the title of an Act or joint resolution addresses a single subject, but the Act contains one or more provisions concerning a subject that is not clearly and descriptively expressed in its title, then only such provision or provisions concerning the subject not clearly and descriptively expressed in the title shall be void. (c) Appropriation provisions outside subcommittee jurisdiction If an Act appropriating funds contains a provision outside of the jurisdiction of the relevant subcommittee of the Committees on Appropriations of the House and of the Senate, and therefore outside the subject of the bill, then such provision shall be void. (d) Provisions of appropriation bills not germane to subject matter If an Act appropriating funds contains general legislation or change of existing law provision not germane to the subject matter of such bill, then each and every such provision shall be void. (e) Commencement of an action Any person aggrieved by the enforcement of, or attempt or threat of enforcement of, an Act passed without having complied with section 2 or this section, or any Member of Congress aggrieved by the failure of the