The Accredited Investment Fiduciary® (AIF®) Designation is a professional certification that demonstrates an advisor or other person serving as an investment fiduciary has met certain requirements to earn and maintain the credential. The purpose of the AIF® Designation is to assure that those responsible for managing or advising on investor assets have a fundamental understanding of the principles of fiduciary duty, the standards of conduct for acting as a fiduciary, and a process for carrying out fiduciary responsibility.