+11. He must enforce the rule that the vessel is never to be left without an officer in charge, either at sea or in harbor, day or night.+ +12. He shall see that a licensed engineer officer is on duty when steam is up on a boiler.+ +13. When maneuvering—in and out of port—or at sea, he should see that the most qualified engineer officers on board are in charge of the working of the engines.+ +14. He must see that no waste or extravagance is practiced with the ship's stores and provisions.+ +15. He must see that the lawful scale of provisions is issued to the crew.+ +16. He must see that no prohibited cargo or stores come aboard, and that his hatches are battened down before going to sea. He is responsible for the correct lading of the vessel.+ +17. He must enter and clear his vessel at the custom house. He must see that the proper papers are produced. Ship's register (with his name entered as master); Manifest; Bills of Health; Passenger and stores list; and any other papers that may be required.+ +18. He must be familiar with the laws, rules, and regulations in force in the various countries and at the various ports he visits.+ +19. He should find out where to obtain the services of the local medical authorities, and the police authorities, when in a strange port.+ +20. He should study the charter under which he is operating—if under charter. Is it a "time charter" or a "trip charter"? He will be largely responsible for the carrying out of his owner's part of the contract. If abroad he may sign the charter party, as agent of the owner.+ +21. He is the accredited representative of the owner. He has the authority to act contrary to the wishes of the ship's agents, when he is satisfied that such action is to the best interests of his owners; he must be prepared to bear full responsibility for his actions.+ +22. He is responsible to his owners for the safety of his vessel, whether he is on board or not.+ +23. He cannot delegate his authority, or name his successor to command, without the consent of his owners—unless physically unfit for duty, and then he has the authority to retain command and delegate such duties as he may be unable to perform himself.+ +24. He is always in command of and responsible for the safety of the vessel, whether he is using the services of a pilot, or otherwise, and his station, while in pilot waters under way, is on the bridge.+ +25. He has the authority to take the vessel from the pilot's control at any time, when in his opinion her safety demands such action. The use of the pilot indicates that the most careful measures are being taken to prevent accident, and for the protection of the insurance underwriters. Under such conditions, the taking over of the vessel from the pilot is weighted with the fullest responsibility.+ +26. He is responsible for the correct keeping of the wage account of the crew.+ +27. He is responsible for the safe carriage of mail entrusted to the vessel.+