On June 29, 2016, the Internal Revenue Service (IRS) officially sounded the death knell for the five-year remedial amendment cycle with its release of Revenue Procedure 2016-37. Effective January 1, 2017, employers that sponsor an individually designed qualified retirement plan—a group that includes most large retirement plans—may no longer request periodic determination letters. Instead, the IRS will continue to conduct random audits to assess plan compliance with plan document operational requirements. The IRS will continue to conduct random audits to assess plan compliance with plan document operational requirements. Beginning in 2017, the IRS expects plan sponsors to amend written plan documents in accordance with Revenue Procedure 2016‑37 and without reliance on a determination letter. In the context of an audit, a plan sponsor may rely on a plan’s last favorable determination letter, but only with respect to provisions that have not been amended since...