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(d) regarding a request from either Party, they are certified or authenticated in any other manner acceptable under the law in the Requested State.

Article 10

Additional Information

If the Requested State requires additional information to enable a decision to be taken on the request for extradition, the Requesting State shall respond to the request within such time as the Requested State requires.

Article 11

Translation

All documents submitted under this Treaty by the Requesting State shall be in English or accompanied by a translation into English.

Article 12

Provisional Arrest

1. In an urgent situation, the Requesting State may request the provisional arrest of the person sought pending presentation of the request for extradition. A request for provisional arrest may be transmitted through the diplomatic channel or directly between the United States Department of Justice and such competent authority as the United Kingdom may designate for the purposes of this Article.

2. The application for provisional arrest shall contain:

(a) a description of the person sought;
(b) the location of the person sought, if known;
(c) a brief statement of the facts of the case including, if possible, the date and location of the offense(s);
(d) a description of the law(s) violated;
(e) a statement of the existence of a warrant or order of arrest or a finding of guilt or judgment of conviction against the person sought; and