(C) Had at all times during the plan year 100 percent of the plan's assets held for investment purposes invested in assets that have a readily determinable fair market value. For purposes of this section, the following shall be treated as assets that have a readily determinable fair market value: Shares issued by an investment company registered under the Investment Company Act of 1940; investment and annuity contracts issued by any insurance company, qualified to do business under the laws of a State, that provides valuation information at least annually to the plan administrator; bank investment contracts issued by a bank or similar financial institution, as defined in
§ 2550.408b-4(c) of this chapter, that provides valuation information at least annually to the plan administrator; securities (except employer securities) traded on a public exchange; government securities issued by the United States or by a State; cash or cash equivalents held by a bank or similar financial institution, as defined in
§ 2550.408b-4(c) of this chapter, by an insurance company, qualified to do business under the law of a State, by an organization registered as a broker-dealer under the Securities Exchange Act of 1934, or by any other organization authorized to act as a trustee for individual retirement accounts under
section 408 of the Internal Revenue Code; and any loan meeting the requirements of
section 408(b)(1) of the Act and the regulations issued thereunder;