(25 ILCS 25/3) (from Ch. 63, par. 42.23)
    Sec. 3. A member of the Senate may file a bill by mail or in person, according to the appropriate rules of the Senate and after the bill has been approved as to form by the Legislative Reference Bureau, with the Secretary of the Senate at any time during the filing period. Upon receiving such bill, the Secretary of the Senate shall immediately cause such bill to be printed and made available to all members of the General Assembly and to the public according to the rules and practices in such matter of the General Assembly next preceding the one for which the bill is filed.
    The Secretary of the Senate shall assign numbers to the bills in the order in which such bills are filed with him.
(Source: Laws 1967, p. 705.)