A person may demonstrate to the satisfaction of the Commissioner that the manner in which he will administer the trust will be consistent with the requirements of section 408 only upon the filing of a written application to the Commissioner of Internal Revenue, Attention: E:EP, Internal Revenue Service, Washington, D.C. 20224. Such application must meet the applicable requirements of the regulations under section 401(d)(1) relating to nonbank trustees of pension and profit-sharing trusts benefiting owner-employees.