CFR › Title 46 › Part 5 › §5.30546 CFR §5.305Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkAny person subpoenaed to appear to produce evidence at a hearing may request that the subpoena be quashed or modified using the procedures in 33 CFR 20.609.