After you retire, you must wait at least 45 days before accepting employment with any participating employer. Payees may request that federal and Maryland state taxes be withheld from their retirement allowance.Taxpayers who live in Maryland and work in Delaware must file income tax returns with both states. Discover options for Maryland retirement plan mandate to stay up-to-date with its law and regulations. Contact us and learn more about MarylandSaves. The following states have enacted retirement savings programs to help individuals save for retirement. Program mandates, structure, and roll-outs vary. Maryland Code, State Personnel and Pensions Section 21-601. Read the code on FindLaw. A statemandated retirement plan is when a state requires eligible employers to offer their employees a retirement plan option.