17 CFR § 12.3 - Business address; hours.

The Office of Proceedings is located at Three Lafayette Centre, 1155 21st Street NW., Washington, DC 20581. Faxes must be sent to (202) 418–5532, and emails must be sent to PROC__filings@cftc.gov. The office is open from 8:15 a.m. to 4:45 p.m., Eastern Time, Monday through Friday except on federal holidays.

[78 FR 12936, Feb. 26, 2013]