1101. Complement and Allowance.

1. The complement of a ship shall comprise such numbers, ranks, and ratings of officers and men as are determined by the Chief of Naval Personnel to be necessary to fight the ship most effectively; or, in special cases and in certain types of ships, to perform other duties which may be required.

2. When it is impracticable to assign the full complement to a ship, the Chief of Naval Personnel shall determine upon and assign an allowance of personnel in accordance with existing circumstances.

1102. Basis for Organization and Assignments.

1. In combatant ships, the requirements for battle shall be the basis for the organization of the ship. The capabilities of individuals to perform the duties required in battle shall, to the extent practicable, be the primary consideration in their assignments within the organization.

2. The provisions of this article shall also apply, as appropriate, to noncombatant ships. 1103. Departments of a Ship.

1. Except as specified in the succeeding paragraphs, each ship shall be organized into five departments as follows:

(a) An operations department.
(b) A navigation department.

(c) A weapons department, or, in ships whose offensive characteristics are not primarly related to ordnance or aircraft, a deck depart

ment.

(d) An engineering department.
(e) A supply department.

2. In ships assigned a medical officer there shall be, in addition, a medical department.

3. In ships assigned a dental officer there shall be, in addition, a dental department.

4. In aircraft carriers and aircraft tenders there shall be, in addition, an air department. 5. In repair ships and tenders there shall be, in addition, a repair department.

6. In hospital ships the organization of the ship shall not include a medical department or a dental department separate from the hospital. The organization of the hospital shall be as prescribed by the Chief of the Bureau of Medicine and Surgery.

7. In ships having a major communication installation or task, the Chief of Naval Operations will direct the establishment of a communication department.

8. In ships assigned as auxiliaries or for special purposes, the Secretary of the Navy may authorize the establishment of such other departments as may be found necessary.

9. Organized aviation units regularly attached to and embarked in a ship shall retain their basic organization and shall be assigned to the air department, or in ships not having an air department, to the gunnery department.

10. Each department shall be under a head of department. When necessary in small commands, an officer may be assigned as head of more than one department.

11. Heads of departments and their assistants shall be assigned battle stations where they can best supervise and control the performance of duties regularly prescribed for them, or such specific battle duties as the commanding officer may prescribe.

1104. Divisions and Subdivisions Thereof.

1. The departments of a ship shall be organized into divisions. Divisions shall be organized into watches or sections, or both.

2. Each division shall be under a division officer, and subdivision thereof shall be under appropriate officers or petty officers.

3. Divisions shall, to the extent practicable, be assigned battle stations which permit their employments as units, under their own officers and petty officers.

4. The assignment of officers and men to watches or sections within a division shall be such that battle stations required to meet the several prescribed conditions of readiness for action may be effectively manned; that the normal watches may be kept; and that the force on board at any time is sufficient and is organized to care for the safety, operation, and maintenance of the ship.

1105. Battle Bill.

The battle stations to be manned by the complement of a ship shall be set forth in a battle bill, which shall show for each battle station the duties to be performed and the

succession to command. The battle bill shall provide for manning battle stations as required to meet the several prescribed conditions of readiness for action. The battle bill shall also provide for occasions when less than the complement is assigned or available.

1106. Watch, Quarter, and Station Bills.

1. Based on the battle bill, the watches, quarters for berthing and messing, stations for battle, emergencies, and routine work, and other details of duty to be performed by or assigned to the several divisions, shall be set forth in a general watch, quarter, and station bill.

2. Based on the watch, quarter, and station bill, the assignment of stations and duties to all individuals, by name, shall be set forth in appropriate bills for each division of the ship. These bills shall be conspicuously posted and kept up to date.

NOTE.-There are no articles 1107-1200.

1201. Regulatory Publications for the Department of the Navy.

1. The regulations, orders, and instructions issued for the guidance of all persons in the Department of the Navy are found in the following sources:

(a) "United States Navy Regulations" issued by the Secretary of the Navy and approved by the President.

(b) "Manual for Courts-Martial, United States," prescribed by the President, containing also regulations, definitions, and designations by the Secretaries of the military departments, and the "Manual of the Judge Advocate General," issued by the Judge Advocate General and approved by the Secretary of the Navy.

(c) "General Orders" of the Secretary of the Navy, letters and issuances in the Navy Directives System addressed to the Department of the Navy and signed by the Secretary of the Navy, and general messages addressed to the Department of the Navy and originated by the Secretary of the Navy.

(d) "Court-Martial Reports-The Judge Advocates General of the Armed Forces and the United States Court of Military Appeals," published by order of the Secretaries of the Treasury, the Army, the Navy, and the Air Force.

(e) "Department of the Navy Security Manual for Classified Information," issued by the Chief of Naval Operations and approved by the Secretary of the Navy.

(ƒ) Manuals and similar publications, including those within the Navy and Marine Corps Directives Systems, issued by the chiefs of bureaus and offices, the Comptroller of the Navy, the Judge Advocate General, and the Commandant of the Marine Corps, and approved by the Secretary of the Navy.

2. The regulations, orders, and instructions contained in the said sources are binding on all persons in the Department of the Navy. No regulation, order, or instruction shall be issued by any chief of bureau or office, the Comptroller of the Navy, the Judge Advocate General, the Commandant of the Marine Corps, or other officer or official which conflicts with, alters, or amends any provision of the above-listed sources, except as provided in article 1205. Subject to the foregoing, such officers may issue orders and instructions, including issuances in the Navy and Marine Corps Directives Systems, concerning matters over which they exercise control.

1202. Scope of Regulatory Publications.

The scope of the principal regulatory publications is as follows:

1. United States Navy Regulations.-Principles for the guidance of the Department of the Navy as to the duty, responsibility, authority, distinctions, and relations of the various bureaus, officials, and individuals each to the other.

2. Manual for Courts-Martial, United States. The instructions governing courts