815 ILCS 135/1
No person or corporation shall disburse funds to or for the account of, or as directed by a contractor pursuant to a loan transaction for improvement or repair of (including remodeling of and additions to) a residential structure without requiring and receiving prior to each such disbursement a completion certificate as prescribed by this Act.
(from Ch. 17, par. 5801)
(Source: Laws 1963, p. 3543.)