gration and Naturalization Service are complied with upon arrival at points within the jurisdiction of the United States. Clearance for such passengers by an immigration officer is necessary upon arrival from foreign ports and at the completion of movements between any of the following: Continental United States (including Alaska and Hawaii), Canal Zone, Puerto Rico, Virgin Islands, Guam, American Samoa, or other outlying places subject to United States jurisdiction. Commanding officers prior to arriving shall advise the cognizant naval or civilian port authority of the aforementioned passengers aboard and shall detain them for clearance as required by the Immigration and Naturalization Service.

(e) The provisions of this article shall not be construed to require delaying the movements of any ship or aircraft of the Navy in the performance of the assigned duty.

§ 700.765 Environmental pollution.

The commanding officer shall cooperate with local, state and other governmental authorities in the prevention, control and abatement of environmental pollution to the extent resources and operational considerations permit. He shall be aware of existing policies regarding polution control and he should recommend remedial measures when appropriate.

§700.766 When acting singly.

When acting singly, the commanding officer shall conform to the applicable regulations for the senior officer present.

8700.767 Issue of personal necessaries.

(a) The commanding officer is authorized to direct, in writing, the issue of clothing and small stores to enlisted persons in a nonpay status, including those in debt to the Government, in such amount as he deems necessary for their health and comfort.

(b) He is likewise authorized to direct, in writing, the issue to such enlisted persons of certain other necessaries, including toilet articles and tobacco, in the manner and amount prescribed by the Commander Naval

§700.801 Officers of the naval service.

(a) Officers of the United States naval service shall be known as officers in the line, officers in the staff corps, chief warrant officers, and warrant officers. Midshipmen are, by law, officers in a qualified sense and are classed as being in the line.

(b) Officers in the line of the Navy include the following officers in the grade of ensign and above:

(1) Line officers not restricted in the performance of duty.

(2) Limited duty officers designated for duty in line technical fields.

(3) Line officers restricted in the performance of duty designated for engineering duty; aeronautical engineering duty; and types of special duty which include cryptology, intelligence, public affairs, meteorology and oceanography/hydrography.

(c) Officers in the staff corps of the Navy include:

(1) Officers in the Medical, Supply, Chaplain, Civil Engineer, Judge Advocate General's, Dental, Medical Service, and Nurse Corps, not restricted in the performance of duty within their respective corps.

(2) Officers in staff corps designated for limited duty within their respective corps.

(d) In the Navy there are: chief warrant officers, W-4; chief warrant officers, W-3; chief warrant officers, W-2; and warrant officers, W-1. Chief warrant officers and warrant officers whose technical specialty is within the

cognizance of a staff corps are classed as chief warrant officers or warrant officers in the staff corps. All other chief warrant officers and warrant officers are classed as in the line.

(e) Officers of the Marine Corps of and above the grade of second lieutenant are officers in the line and include those:

(1) Not restricted in the performance of duty.

(2) Designated for limited duty in appropriate technical fields.

(f) Chief warrant officers and warrant officers of the Marine Corps are classed as in the line.

(g) The term "line officer of the naval service" shall be construed to refer to line officers of both the Navy and the Marine Corps.

(h) Within the Manual for CourtsMartial, United States, 1969 (Revised Edition) and the Manual of the Judge Advocate General, the term "officer" includes chief warrant officers W-4, W-3, and W-2, but does not include a warrant officer W-1 unless the context indicates otherwise.

§700.802 Precedence of officers.

(a) The date of rank of an officer is that stated in his commission, or when no commission for his current grade has been issued to him, the date established by the Secretary of the Navy.

(b) All line officers of the same grade take precedence with each other, (except as provided for when a naval officer is serving as Chairman of the Joint Chiefs of Staff) according to their respective dates of rank, but when such officers have the same date of rank or have gained or lost numbers, their precedence shall be as indicated in the appropriate lineal lists maintained in accordance with law, and provided that the Assistant Commandant of the Marine Corps, if and when appointed to the grade of lieutenant general pursuant to 10 U.S.C. 5232(a), ranks first for all purposes among the officers serving in that grade under that section.

(c) Line and staff corps officers of the naval service, when of the same grade, shall take precedence with all other line and staff corps officers of the same grade from the dates of rank stated in their commissions. Line offi

cers and staff corps officers having the same date of rank shall take precedence with respect to other line and staff corps officers, respectively, in accordance with their lineal order as shown in the appropriate lineal lists. Staff corps officers having the same date of rank as their line running mates shall take precedence after their line running mates but ahead of all line and staff officers junior to their line running mates. When there are officers of more than one staff corps having the same line running mate and the same date of rank as their line running mate they shall take precedence in the following order:

(1) Officers in the Medical Corps. (2) Officers in the Supply Corps. (3) Officers in the Chaplain Corps. (4) Officers in the Civil Engineer Corps.

(5) Officers in the Judge Advocate General's Corps.

(6) Officers in the Dental Corps. (7) Officers in the Medical Service Corps.

(8) Officers in the Nurse Corps.

(d) Chief warrant officers (Grades W-2, W-3, and W-4) of the Navy or Marine Corps, in the same grade, take precedence with each other according to the dates of rank stated in their commissions. When the commissions of two or more of them are of the same date, they take precedence according to the order in which their names are shown in the appropriate lineal lists.

(e) Warrant officers (Grade W-1) of the Navy or Marine Corps take precedence with each other according to the dates of rank stated in their warrants. When the warrants of two or more of them are the same date, they take precedence according to the order in which their names are shown in the appropriate lineal lists.

(f) The details of computing precedence of officers of the reserve components shall be as prescribed by the Commandant of the Marine Corps or the Chief of Naval Personnel, as appropriate.

'Surgeon General's grade corresponds to that of Surgeon General of the Army. 'May hold grade corresponding to major general or brigadier general. 'And other officers of same grade, with titles appropriate to their duties.

(b) The precedence of officers of the Army, Navy, Marine Corps, Air Force, Coast Guard, and Public Health Service of the same relative grade shall be in accordance with their respective dates of rank, the senior in date of rank taking precedence over the junior.

(c) When officers of the Army, Navy, Marine Corps, Air Force, Coast Guard, and Public Health Service, having the same or relative grade and the same date of rank, are serving together they shall have precedence according to the time each has served on active duty as a commissioned officer of the United States.

(d) When serving with the Army, Navy, Marine Corps, or Air Force, commissioned officers of the National Oceanic and Atmospheric Administration shall rank with and after officers of corresponding grade in the Army, Navy, Marine Corps, or Air Force of the same length of service in grade.

(e) A Public Health Service Officer in uniform may use, for the purpose of identification and address, the military or naval rank corresponding to the grade marking worn. An officer of the Public Health Service detailed for duty with the Navy, Marine Corps, Army, Air Force, Coast Guard or National Oceanic and Atmospheric Administration may use in official correspondence the title of military or naval rank corresponding to the grade marking worn.

§700.804 Precedence of an officer in command.

An officer, either of the line or of a staff corps, detailed to command by competent authority or who has succeeded to command has precedence over all officers or other persons attached to the command of whatever rank and whether they are of the line or of a staff corps.

$700.805 Precedence of the executive offi

cer.

The executive officer, while in the execution of his duties as such, shall take precedence over all persons under the command of the commanding offi

rer.

(a) Officers in processions on shore shall be placed in formation according to their grade but not necessarily according to their order of precedence in grade. All processions on shore where officers appear in an official capacity, and where formation is necessary, shall be regarded as military formations. The command thereof shall devolve upon the senior line officer in the formation, except when the commander or commanding officer of the unit in formation is a member of a staff corps, the senior officer in the formation who is a member of the same staff corps as the commander or commanding officer shall be in command thereof.

(b) When serving on shore with a mixed detachment composed of seamen and marines, the marines shall always be placed on the right in battalion or other infantry formation on occasions of ceremony.

§700.808 Title of officers holding acting appointments.

An officer holding an acting appointment shall have the title of his acting grade, and when such appointment is revoked, he shall resume the title of his actual grade.

§700.809 Titles and authority of certain officers.

(a) The Commander Naval Supply Systems Command, the Commander Naval Facilities Engineering Command, and the Chief of the Dental Division shall have, while so serving, the additional titles of Chief of Supply Corps, Chief of Civil Engineers, and Chief of Dental Corps, respectively.

(b) The Surgeon General, the Chief of Supply Corps, the Chief of Chap

lains, the Chief of Civil Engineers, the Judge Advocate General, the Chief of the Dental Corps, the Chief of the Medical Service Corps, the Director of the Nurse Corps, shall be the principal advisors and sponsors on matters concerned with officers in their respective corps and enlisted personnel with ratings associated with the corps. Also, as heads of corps, they shall be spokesmen regarding professional matters with the military and civilian communities.

§700.810 Manner of addressing officers.

(a) Except as provided in paragraph 2, every officer in the naval service shall be designated and addressed in official communications by the title of his or her grade, preceding the name.

(b) In oral official communications, officers will be addressed by their grade except that officers of the Medical Corps, the Dental Corps and those officers of the Medical Service Corps and the Nurse Corps having doctoral degrees may be addressed as "Doctor” and officers of the Chaplain Corps may be addressed as "Chaplain". When addressing an officer whose grade includes a modifier, the modifier may be dropped.

(c) In written communications the name of the corps to which any staff corps officer belongs shall be indicated immediately after his name.

§700.811 Exercise of authority.

(a) All persons in the naval service on active service, and those on the retired list with pay, and transferred members of the Fleet Reserve and the Fleet Marine Corps Reserve, are at all times subject to naval authority. While on active service they may, if not on leave of absence except as noted below, on the sick list, taken into custody, under arrest, suspended from duty, in confinement, or otherwise incapable of discharging their duties, exercise authority over all persons who are subordinate to them.

(b) A person in the naval service, although on leave, may exercise authority:

(1) When in a naval ship or aircraft and placed on duty by the commanding officer or aircraft commander.

(2) When in a ship or aircraft of the armed services of the United States, other than a naval ship or aircraft, as the commanding officer of naval personnel embarked, or when placed on duty by such officer.

(3) When senior officer at the scene of a riot or other emergency, or when placed on duty by such officer.

§700.812 Authority over subordinates.

All officers of the naval service, of whatever designation or corps, shall have all the necessary authority for the performance of their duties and shall be obeyed by all persons, of whatever designation or corps, who are, in accordance with these regulations and orders from competent authority, subordinate to them.

§700.813 Delegation of authority.

The delegation of authority and the issuance of orders and instructions by a person in the naval service shall not relieve such person from any responsibility imposed upon him. He shall ensure that the delegated authority is properly exercised and that his orders and instructions are properly executed.

§700.814 Abuse of authority.

Persons in authority are forbidden to injure their subordinates by tyrannical or capricious conduct, or by abusive language.

§700.815 Contradictory and conflicting orders.

(a) An officer who diverts another from any service upon which he has been ordered by a common superior, or requires him to act contrary to the orders of such superior, or interferes with those under such superior's command, must immediately report his action to the officer whose orders he has contravened, and show that the public interest required such action. All orders under such circumstances shall be given in writing when possible.