Of the opposition, six members of Congress, including Republican Mark Hatfield, sued to prevent use of the line-item veto.

U.S. District Court Judge Thomas Penfield Jackson found the Act unconstitutional.

[3] The Supreme Court held that the plaintiffs lacked standing to sue, as they had not suffered any particularized injury.

The court held that individual members of Congress were subject to strict limits on their ability to sue, particularly in a dispute between different branches of government.

[1][4] After taking effect, the Line Item Veto Act of 1996 was found unconstitutional in Clinton v. City of New York by the Supreme Court of the United States in 1998.