3 1. There shall be duly recorded: ( a ) The reasons for the arrest; ( b ) The time of the arrest and the taking of the arrested person to a place of custody as well as that of his first appearance before a judicial or other authority; ( c ) The identity of the law enforcement officials concerned; ( d ) Precise information concerning the place of custody. 2. Such records shall be communicated to the detained person, or his counsel, if any, in the form prescribed by law. Principle 13 Any person shall, at the moment of arrest and at the commencement of detention or imprisonment, or promptly thereafter, be provided by the authority responsible for his arrest, detention or imprisonment, respectively with information on and an explanation of his rights and how to avail himself of such rights. Principle 14 A person who does not adequately understand or speak the language used by the authorities responsible for his arrest, detention or imprisonment is entitled to receive promptly in a language which he understands the information referred to in principle 10, principle 11, paragraph 2, principle 12, paragraph 1, and principle 13 and to have the assistance, free of charge, if necessary, of an interpreter in connection with legal proceedings subsequent to his arrest. Principle 15 Notwithstanding the exceptions contained in principle 16, paragraph 4, and principle 18, paragraph 3, communication of the detained or imprisoned person with the outside world, and in particular his family or counsel, shall not be denied for more than a matter of days. Principle 16 1. Promptly after arrest and after each transfer from one place of detention or imprisonment to another, a detained or imprisoned person shall be entitled to notify or to require the competent authority to notify members of his family or other appropriate persons of his choice of his arrest, detention or imprisonment or of the transfer and of the place where he is kept in custody. 2. If a detained or imprisoned person is a foreigner, he shall also be promptly informed of his right to communicate by appropriate means with a consular post or the diplomatic mission of the State of which he is a national or which is otherwise entitled to receive such communication in accordance with international law or with the representative of the competent international organization, if he is a refugee or is otherwise under the protection of an intergovernmental organization. 3. If a detained or imprisoned person is a juvenile or is incapable of understanding his entitlement, the competent authority shall on its own initiative undertake the notification referred to in the present principle. Special attention shall be given to notifying parents or guardians. 4. Any notification referred to in the present principle shall be made or permitted to be made without delay. The competent authority may however delay a notification for a reasonable period where exceptional needs of the investigation so require.