Notice to Members 07-22

NASD Establishes New OTC Equity Trade and Quote Halt Codes

Effective Date: May 7, 2007

On December 18, 2006, the Securities and Exchange Commission (SEC) approved amendments to NASD Rule 6660 to expand the scope of NASD’s authority to initiate trade and quote halts in OTC Equity Securities and new IM-6660-1 to identify certain factors that NASD may consider in determining, in its discretion, whether imposing a trading and quoting halt in an OTC Equity Security is appropriate.1 The amendments became effective on March 16, 2007.

The purpose of this Notice is to provide firms with information on the halt codes NASD will use with respect to its new authority. The new halt codes become effective May 7, 2007.

Questions or comments regarding this Notice may be directed to Chris Stone, Associate Chief Counsel, Transparency Services, at (202) 728-8457; or Kosha K. Dalal, Associate General Counsel, Office of General Counsel (OGC), at (202) 728-6903.

1 See Exchange Act Release No. 54952 (December 18, 2006), 71 FR 78242 (December 28, 2006) (File No.2006-039).