In the event we require offline verification, we will provide a printable verification form for the individual account owner or entity account manager to sign. The signature on the form must be certified or guaranteed as provided at Sec. 363.43, and the form must be mailed to us at the address provided in Sec. 363.5. We may require documentary verification of an entity as we deem appropriate. [74 FR 19417, Apr. 29, 2009]