(a) Except as provided in §§ 2520.104-43 , 2520.104-51 , 2520.104a-6 , and 2520.104a-9 , the administrator of a plan required to file an annual report in accordance with section 104(a)(1) of the Act shall include with the annual report the information prescribed in paragraph (a)(1) of this section or in the simplified report, limited exemption or alternative method of compliance described in paragraph (a)(2) of this section. (1) The annual report shall contain the information prescribed in section