17 CFR §12.12

1. (a)By whom. All documents filed with the Commission shall be signed personally:
   1. (1)By the person or persons on whose behalf they are tendered for filing;
   2. (2)By a general partner, officer or director of a partnership, corporation, association, or other legal entity; or
   3. (3)By an attorney-at-law having authority with respect thereto.
2. (b)Effect. The signature on any document of any persons acting either for themselves or as attorney or agent for another constitutes certification by them that:
   1. (1)They have read the document subscribed and know the contents thereof;
   2. (2)If executed in any representative capacity, it was done with full power and authority to do so;
   3. (3)To the best of their knowledge, information, and belief, every statement contained in the document is true and not misleading; and
   4. (4)The document is not being interposed for delay.