which the Secretary has determined the requirements under this title are met. (2) Request for determination The board of trustees of a program established for purposes of being treated as a USA Retirement Fund under this section shall, prior to beginning operations, submit to the Secretary (at such time and in such manner as the Secretary may prescribe) a request for the Secretary to make a determination as to whether the plan meets the requirements of this title for such treatment. Such request shall include copies of the written documents establishing the plan and such other materials as the Secretary may request. The Secretary shall make such determination within 180 days of receiving such request. (3) Periodic review The Secretary shall establish a process to periodically review each plan determined to be a USA Retirement Fund under paragraph (1) to ensure that the plan continues to meet the requirements of this title. (4) Public list of plans The Secretary shall maintain a public list of plans determined by the Secretary to qualify as USA Retirement Funds. Such list shall be posted to a publicly available Internet website. (b) Participation (1) Eligibility An individual may participate in any USA Retirement Fund for which such individual meets the eligibility requirements, individually or through an arrangement established by an employer. (2) Participation in other plans An individual who participates in a USA Retirement Fund shall not be precluded from participating in a plan or arrangement described in section 219(g)(5) of the Internal Revenue Code of 1986. (c) Governance (1) Assets held in trust