One copy of the Schedule filed pursuant to §§ 240.13d-1 and 240.13d-2 shall be sent to the issuer of the security at its principal executive office by registered or certified mail. A copy of Schedules filed pursuant to §§ 240.13d-1(a) and 240.13d-2(a) shall also be sent to each national securities exchange where the security is traded.
Code of Federal Regulations
[63 FR 2867, Jan. 16, 1998]