CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER F—MARINE ENGINEERING (parts 50 to 64) > PART 61—PERIODIC TESTS AND INSPECTIONS > SUBPART 61.40—Design Verification and Periodic Testing of Vital System Automation (§61.40-1 to §61.40-10)