All High Earners Need to Know About the Mega Backdoor Roth

Retirement AccountsThe mega backdoor Roth strategy lets high earners contribute far more to Roth retirement savings through a 401(k).High earners can use a mega backdoor Roth to save beyond normal retirement contribution limits. Vyaseleva Elena/ShutterstockJavier Simon4/11/2026|Updated: 4/11/20260:00If done the right way, a mega backdoor Roth can allow investors to save in a workplace retirement plan such as a 401(k) beyond the typical contribution limits.It also can allow investors to save in a Roth account when they otherwise would not have been able to do so because of certain restrictions.