Section 146.5 - Person in charge(a) The owner or operator, or the agent of either of them, shall designate by title and in order of succession the persons on each OCS facility who shall be the "person in charge."(b) In case an emergency arises, nothing in the regulations in this subchapter shall be so construed as preventing the person in charge from pursuing the most effective action in that person's judgement for rectifying the conditions causing the emergency.