4. In addition to the requirements in paragraph 2 of this Article, a request for extradition relating to a person who has been convicted of the offense for which extradition is sought shall be supported by:
| (a) | information that the person sought is the person to whom the finding of guilt refers; |
| (b) | a copy of the judgment or memorandum of conviction or, if a copy is not available, a statement by a judicial authority that the person has been convicted; |
| (c) | a copy of the sentence imposed, if the person sought has been sentenced, and a statement establishing to what extent the sentence has been carried out; and |
| (d) | in the case of a person who has been convicted in absentia, information regarding the circumstances under which the person was voluntarily absent from the proceedings. |
Article 9
Authentication of Documents
The documents that support an extradition request shall be deemed to be authentic and shall be received in evidence in extradition proceedings without further proof if:
| (a) | regarding a request from the United States
| ||||
| (b) | regarding a request from the United Kingdom, they are certified by the principal diplomatic or principal consular officer of the United States resident in the United Kingdom, as provided by the extradition laws of the United States; | ||||
| (c) | regarding a request from a territory of the United Kingdom, they are certified either by the principal diplomatic or principal consular officer of the United States responsible for that territory; or |
