"Retainage" is the amount withheld from contractors’ monthly payments to ensure work is completed satisfactorily. Ideally retainage would be released at the end of a project; however, some public entities delay retainage payment for many months after contractors have finished the project – even after the project is operational. To read the bill, click here: http://www.coloradocapitolwatch.com/bill/1/HB11-1115/2011/1/