the Geneva Conventions IS covered by the HUMAN RIGHTS IN THE ADMINISTRATION OF JUSTICE: PROTECTION OF PERSONS SUBJECTED TO DETENTION OR IMPRISONMENT :
Body of Principles for the Protection of All Persons under Any Form of Detention or Imprisonment
Adopted by General Assembly resolution 43/173 of 9 December 1988
Scope of the Body of Principles
These principles apply for the protection of all persons under any form of detention or imprisonment.
Use of Terms
For the purposes of the Body of Principles:
( a ) "Arrest" means the act of apprehending a person for the alleged commission of an offence or by the action of an authority;
( b ) "Detained person" means any person deprived of personal liberty except as a result of conviction for an offence;
( c ) "Imprisoned person" means any person deprived of personal liberty as a result of conviction for an offence;
( d ) "Detention" means the condition of detained persons as defined above;
( e ) "Imprisonment" means the condition of imprisoned persons as defined above;
( f ) The words "a judicial or other authority" means a judicial or other authority under the law whose status and tenure should afford the strongest possible guarantees of competence, impartiality and independence.
Principle 1
All persons under any form of detention or imprisonment shall be treated in a humane manner and with respect for the inherent dignity of the human person.
Principle 2
Arrest, detention or imprisonment shall only be carried out strictly in accordance with the provisions of the law and by competent officials or persons authorized for that purpose.
Principle 3
There shall be no restriction upon or derogation from any of the human rights of persons under any form of detention or imprisonment recognized or existing in any State pursuant to law, conventions, regulations or custom on the pretext that this Body of Principles does not recognize such rights or that it recognizes them to a lesser extent.
Principle 4
Any form of detention or imprisonment and all measures affecting the human rights of a person under any form of detention or imprisonment shall be ordered by, or be subject to the effective control of, a judicial or other authority.
Principle 5
1. These principles shall be applied to all persons within the territory of any given State, without distinction of any kind, such as race, colour, sex, language, religion or religious belief, political or other opinion, national, ethnic or social origin, property, birth or other status.
2. Measures applied under the law and designed solely to protect the rights and special status of women, especially pregnant women and nursing mothers, children and juveniles, aged, sick or handicapped persons shall not be deemed to be discriminatory. The need for, and the application of, such measures shall always be subject to review by a judicial or other authority.
Principle 6
No person under any form of detention or imprisonment shall be subjected to torture or to cruel, inhuman or degrading treatment or punishment. 1 No circumstance whatever may be invoked as a justification for torture or other cruel, inhuman or degrading treatment or punishment.
Principle 7
1. States should prohibit by law any act contrary to the rights and duties contained in these principles, make any such act subject to appropriate sanctions and conduct impartial investigations upon complaints.
2. Officials who have reason to believe that a violation of this Body of Principles has occurred or is about to occur shall report the matter to their superior authorities and, where necessary, to other appropriate authorities or organs vested with reviewing or remedial powers.
3. Any other person who has ground to believe that a violation of this Body of Principles has occurred or is about to occur shall have the right to report the matter to the superiors of the officials involved as well as to other appropriate authorities or organs vested with reviewing or remedial powers.
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http://www.ohchr.org/english/law/bodyprinciples.htm