s 98 Deferral: person serving sentence in United Kingdom
(1) This section applies if— (a) the appropriate judge sends a case to the Secretary of State under this Part for his decision whether a person is to be extradited; (b) the person is in custody serving a sentence of imprisonment or another form of detention in the United Kingdom. (2) The Secretary of State may defer making a decision with regard to the person’s extradition until the person is released from detention pursuant to the sentence (whether on licence or otherwise) .