Sign up for an online account We value your privacy and security. Sign up and manage your deferred compensation retirement account.The home of your State of Illinois Deferred Compensation retirement account. The State of Illinois Deferred Compensation Plan is a supplemental retirement program for State employees. Nationwide retirement plans prepare you for the future. Learn more about 457(b) plans designed for government workers. We offer a number of resources to help you complete this step. NACo's Deferred Compensation Program has helped more than 1.5 million county employees and retirees save for and live comfortably in retirement.