Complete a Deferred Compensation Plan In-Service Distribu- tion Form. To request a COLA option for your installment payments, you will need to complete Part 5 of Section 3a in the 457 Alternative Installment.The SMART Plan is a retirement savings program authorized under section 457 of the. Internal Revenue Code — commonly called. Massachusetts Deferred Compensation SMART Plan - Mandatory OBRA. 98966-02. When would I use this form? Your 457 Plan accepts Roth 457 contributions, giving you the flexibility to designate all or a portion of your 457 elective deferrals as Roth contributions.