CFR › Title 9 › Part 305Part 305 — Official Numbers; Inauguration of Inspection; Withdrawal of Inspection; Reports of Violation§ 305.1— Official numbers; subsidiaries and tenants.§ 305.2— Separation of official establishments.§ 305.3— Sanitation and adequate facilities.§ 305.4— Inauguration of inspection.§ 305.6— Reports of violations.