49 CFR §365.203
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
A protest shall be filed (received at the FMCSA, Office of Registration and Safety Information (MC-RS), 1200 New Jersey Ave. SE., Washington, DC 20590) within 10 days after notice of the application appears in the FMCSA Register. A copy of the protest shall be sent to applicant's representative at the same time. Failure timely to file a protest waives further participation in the proceeding