My Empower Roth 457 Deferred Compensation Plan. -5-. Our 457 is similar to the 401(k) in several key ways.Setting Up a Personal Defined Benefit Plan. Isn't always easy, but it is important to do so you can achieve your financial goals. Human Resources Forms: 401(a) Retirement Election Form (Employer-paid), 403(b) Salary Reduction Agreement Form, 457(b) Deferred Compensation Plan Form. This plan allows eligible employees to: Set aside money towards their retirement. Make Roth contributions that can grow tax-free. Learn more about Salt Lake County's benefit plans and access our helpful links and resources to help you better understand your benefits and coverage.