NYSE Regulation Inc. has issued Information Memorandum 07-44 reminding members of the following Reg NMS compliance dates: 

  • July 9 – the start of full industry compliance with Regulation NMS for 250 NMS stocks (100 NYSE stocks, 100 NASDAQ stocks, and 50 Amex stocks). 
  • July 9 until August 20 – the revised Pilot Stocks Phase, which marks the start of full industry compliance with Regulation NMS for all remaining NMS stocks. 
  • August 20 until October 8 – the revised All Stocks Phase, which marks the completion of phased-in compliance with Regulation NMS.

October 8 is the final date for compliance with Rules 610 (non-discriminatory access to quotation) and 611 (trade-throughs prohibited) and also reminded members of the need to use appropriate trade modifiers when reporting trades.

http://apps.nyse.com/commdata/PubInfoMemos.nsf/AllPublishedInfoMemosNyseCom/85256FCB005E19E8852572DB004FD736/$FILE/Microsoft%20Word%20-%20Document%20in%2007-44.pdf