Home › CFR › Title 49 › Part 55749 CFR Part 557 — Petitions for Hearings on Notification and Remedy of Defects§ 557.1— Scope.§ 557.2— Purpose.§ 557.3— General.§ 557.4— Requirements for petition.§ 557.5— Improperly filed petitions.§ 557.6— Determination whether to hold a public hearing.§ 557.7— Public hearing.§ 557.8— Determination of manufacturer's obligation.