(a) All required statements, reports, applications, etc. must be filed with the principal office of the Commission unless otherwise specified in the Commission's rules, schedules and forms. Reports by exchange members, brokers and dealers required by § 240.17a-5 of this chapter under the Securities Exchange Act of 1934 must be filed with the appropriate regional office as provided in § 230.255(a) of this chapter under the Securities Act of 1933, and with the principal office of the Commission and the appropriate regional office as provided under § 240.17a-5(a) et seq. of this chapter under the Securities Exchange Act of 1934.

(b) Electronic filings. All documents required to be filed in electronic format with the Commission pursuant to the federal securities laws or the rules and regulations thereunder shall be filed at the principal office in Washington, DC via EDGAR by delivery to the Commission of a magnetic tape or diskette, or by direct transmission.