If you participate in a qualified retirement plan, such as a 401(k), you must generally begin taking required minimum withdrawals (RMDs) from the plan no later than April 1 of the year after which you turn age 70½. However, there’s an exception that applies to certain plan participants who are still working for the entire year in which they turn 70½. The basics of RMDs RMDs are the amounts you’re legally required to withdraw from your qualified retirement plans and traditional IRAs after reaching age 70½. Essentially, the tax law requires you to tap into your retirement assets — and begin paying taxes on them — whether you want to or not. Under the tax code, RMDs must begin to be taken from qualified pension, profit sharing and...