The Deferred Compensation Option is a competitive, easy-to-manage benefit you can offer your employees at no additional cost to your schools. Org or from your local representative.1.1 Establishment of Plan. If you have questions about enrollment you can call the Plan. Information Line at 1-800-748-6128. Internal Revenue Code Section 457 provides taxadvantaged treatment for certain nonqualified deferredcompensation plans. This booklet describes the University of Michigan 457(b) Deferred Compensation Plan. 457(b) Deferred Compensation Plan ; What contributions are available? To obtain contribution information regarding this plan, contact TIAA at 800-842-2252.