In ''Frothingham v. Mellon'', 262 U.S. 447 (1923), this Court held that [[Article III]] and the [[separation of powers]] generally [[standing]] to sue based merely on plaintiff's status as a taxpayer. An narrow and [[liberal]] exception to this rule was established in ''[[Flast v. Cohen]]'', 392 U.S. 83 (1968), for [[Establishment Clause]] cases.
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In ''Frothingham v. Mellon'', 262 U.S. 447 (1923), this Court held that [[Article III]] and the [[separation of powers]] generally [[standing]] to sue based merely on plaintiff's status as a taxpayer. A narrow and [[liberal]] exception to this rule was established in ''[[Flast v. Cohen]]'', 392 U.S. 83 (1968), for [[Establishment Clause]] cases.