Yesterday, the United States Supreme Court held that a False Claims Act (FCA) defendant cannot rely on an objectively reasonable interpretation of a law, regulation, or rule to negate the scienter element of the FCA. In United States ex rel. Schutte v. SuperValu Inc., the Court emphasized the importance of a defendant’s subjective belief in resolving the scienter element. [1] In so doing, the Court has removed a valuable argument from the FCA defense toolkit.