11 CFR §111.15

1. (a)Any person to whom a subpoena is directed may, prior to the time specified therein for compliance, but in no event more than 5 days after the date of receipt of such subpoena, apply to the Commission to quash or modify such subpoena, accompanying such application with a brief statement of the reasons therefor. Motions to quash shall be filed with the General Counsel.
2. (b)The Commission may deny the application or quash the subpoena or modify the subpoena.
3. (c)The person subpoenaed and the General Counsel may agree to change the date, time, or place of a deposition or for the production of records without affecting the force and effect of the subpoena, but such agreements shall be confirmed in writing.