2520.104a-5—Annual reporting filing requirements.
        
        (a) Filing obligation.
         Except as provided in  § 2520.104a-6, the administrator of an employee benefit plan required to file an annual report pursuant to  section 104(a)(1) of the Act shall file an annual report containing the items prescribed in  § 2520.103-1 within:
    
    
    
        
        (2) 
         Seven months after the close of any plan year which begins after December 31, 1975, unless extended. See “When to file” instructions of the appropriate Annual Return/Report Form.
    
    
        
        (b) Where to file.
         The annual report described in  § 2520.103-1 shall be filed in accordance with and at the address provided in the instructions to the Annual Return/Report Form.