The Minnesota Deferred Compensation Plan (MNDCP) is a voluntary savings plan intended for long-term investing for retirement. The Plan offers you an opportunity to defer the payment of.Federal and New York State income taxes on your Plan account until as late as April 1 of the year. If you have questions about the deferred compensation plan, please contact the Minnesota Deferred Compensation Plan at 1-800-657- 5757. 4. A 457(b) plan is a tax-deferred retirement savings plan. Funds are withdrawn from an employee's income without being taxed and are only taxed upon withdrawal. Benefit Distribution Request (PDF) (PDF) – Start the process needed to request a distribution from the Plan.