1.Log in to your online Defined Contribution Plan account. We'll explain the major state personal income tax considerations that apply to deferred compensation or retirement income.The Minnesota Deferred Compensation Plan (MNDCP) is a voluntary savings plan intended for long-term investing for retirement. There are two ways to enroll in the deferred compensation plan. Take advantage of pre-tax deferrals, tax-deferred growth and compounded earnings. Find your employer's plan. If you have questions about the deferred compensation plan, please contact the Minnesota Deferred Compensation Plan at 1-800-657-. 5757. 4. Please check primary or secondary for each individual beneficiary. If neither is checked, the individual(s) will be deemed to be a primary beneficiary.