The Supreme Court has also permitted "preventive" detention without bail. In United States v. Salerno, , the Supreme Court held that the only limitation imposed by the Excessive Bail Clause is that "the government's proposed conditions of release or detention not be 'excessive' in light of the perceived evil". In Stack v. Boyle, ,Stack v. Boyle, 342 U.S. 1, 72 S. Ct. 1, 96 L. Ed. 3 (1951) the Supreme Court declared that a bail amount is "excessive" under the Eighth Amendment if it were "a figure higher than is reasonably calculated" to ensure the defendant's appearance at trial.
the supreme court has also permitted "preventive" detention without bail in united states v salerno  the supreme court held that the only limitation imposed by the excessive bail clause is that "the government's proposed conditions of release or detention not be 'excessive' in light of the perceived evil" in stack v boyle stack v boyle 342 us 1 72 s ct 1 96 l ed 3 (1951) the supreme court declared that a bail amount is "excessive" under the eighth amendment if it were "a figure higher than is reasonably calculated" to ensure the defendant's appearance at trial