Section 404(c) of the Employee Retirement Income Security Act, (ERISA) and Title 29 of the Code of Federal Regulations, Sec. 2550.404c-1, says companies that sponsor a 401(k) plan need to, among other things, provide their employees with adequate information about 401k investing, their plans' particular 401(k) investments, as well as related matters. We provide a 404(c) compliance toolkit that simplifies these complicated rules and shows you how to make sure your plan meets all legal requirements.