17 CFR § 203.8
Service of subpoenas
April 15, 2021
Service of subpoenas issued in formal investigative proceedings shall be effected in the manner prescribed by Rule 232(c) of the Commission's Rules of Practice, §201.232(c) of this chapter.
[29 FR 3620, Mar. 21, 1964, as amended at 60 FR 32823, June 23, 1995]