This document contains final rules under the Employee Retirement Income Security Act, and parallel provisions in the Internal Revenue Code of 1986, relating to the provision of investment advice by a fiduciary adviser to participants and beneficiaries in participant- directed individual account plans, such as 401(k) plans, and beneficiaries of individual retirement accounts (and certain similar plans). These rules affect sponsors, fiduciaries, participants and beneficiaries of participant-directed individual account plans, as well as providers of investment and investment advice-related services to such plans.