Profit Sharing Council of America Fiduciary Training Program
The Fiduciary Training Program from the Profit Sharing Council of America is a reasonably priced, online self-study course that helps plan sponsors become better prepared to face their fiduciary duties. One of the first things the DOL asks when auditing a company is if its fiduciaries have received training.
https://www.psca.org/About-PSCA-ERISA-Fiduciary-Training-Program