The Voluntary 457 Deferred Compensation plan provides a convenient way for City employees to save money for retirement with pre-tax earnings. The City offers a variety of benefit options to employees, including health, dental, vision, and life insurance.For more detailed information regarding 457 Deferred Compensation Plan, visit the MissionSquare Retirement website. ​Can I increase or decrease my contribution? Salary Reduction Agreement Forms (SRA). An NQDC plan can be set up many ways, including with the employer funding it. But let's look at an example in which life insurance funds it. Deferred Compensation Program.