[Code of Federal Regulations] [Title 17, Volume 2] [Revised as of April 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 17CFR201.104] [Page 148] TITLE 17--COMMODITY AND SECURITIES EXCHANGES CHAPTER II--SECURITIES AND EXCHANGE COMMISSION PART 201--RULES OF PRACTICE--Table of Contents Subpart D--Rules of Practice Sec. 201.104 Business hours. The Headquarters office of the Commission, at 450 Fifth Street, N.W., Washington, D.C. 20549, is open each day, except Saturdays, Sundays, and Federal legal holidays, from 9 a.m. to 5:30 p.m., Eastern Standard Time or Eastern Daylight Saving Time, whichever is currently in effect in Washington, D.C. Federal legal holidays consist of New Year's Day; Birthday of Martin Luther King, Jr.; Presidents Day; Memorial Day; Independence Day; Labor Day; Columbus Day; Veterans Day; Thanksgiving Day; Christmas Day; and any other day appointed as a holiday in Washington, D.C. by the President or the Congress of the United States.