The Massachusetts Deferred Compensation SMART Plan is a voluntary retirement savings program. Compensation. Here are some examples of how deferred compensation can reduce your current income taxes while increasing your savings.An overview of the Massachusetts Deferred Compensation SMART Plan. The below shows the transfer activity in and out of each asset class for a rolling 12-month period. 26. Keep your funds in the Plan for access to all the benefits associated with the Plan. ▫ Your SMART Plan accepts rollovers from your other retirement accounts―. Participating in the. SMART Plan allows you to defer a portion of your salary now so you will have access to it in the future. Enter the new number of your starting deferral, in either a percentage or dollar amount.