17 C.F.R. § 240.3a67-7
(b) Measurement of liabilities and equity. For purposes of this section, liabilities and equity generally should each be determined in accordance with U.S. generally accepted accounting principles; provided, however, that a person that is an employee benefit plan, as defined in paragraphs (3) and (32) of section 3 of the Employee Retirement Income Security Act of 1974 (29 U.S.C. 1002), may, for purposes of this paragraph (b):