Rule 46(c). 'AMOUNT. If the defendant is admitted to bail, the amount thereof shall be such as in the judgment of the commissioner or court or judge or justice will insure the presence of the defendant, having regard to the nature and circumstances of the offense charged, the weight of the evidence against him, the financial ability of the defendant to give bail and the character of the defendant.'
Since the function of bail is limited, the fixing of bail for any individual defendant must be based upon standards relevant to the purpose of assuring the presence of that defendant. The traditional standards, as expressed in the Federal Rules of Criminal Procedure, are to be applied in each case to each defendant. If bail in an amount greater than that usually fixed for serious charges of crimes is required in the case of any of the defendants, that is a matter to which evidence should be directed in a hearing so that the constitutional rights of each petitioner may be preserved. In the absence of such a showing, the fixing of bail before trial in these cases cannot be squared with the statutory and constitutional standards for ...