(1)A fixed-term prisoner is an extradited prisoner for the purposes of this section if—
(a)he was tried for the offence in respect of which his sentence was imposed—
(i)after having been extradited to the United Kingdom, and
(ii)without having first been restored or had an opportunity of leaving the United Kingdom, and
(b)he was for any period kept in custody while awaiting his extradition to the United Kingdom as mentioned in paragraph (a).
(2)In the case of an extradited prisoner, section 240 has effect as if the days for which he was kept in custody while awaiting extradition were days for which he was remanded in custody in connection with the offence, or any other offence the charge for which was founded on the same facts or evidence.
(3)In this section—
“extradited to the United Kingdom” means returned to the United Kingdom—
in pursuance of extradition arrangements,
under any law of a designated Commonwealth country corresponding to the Extradition Act 1989 (c. 33),
under that Act as extended to a British overseas territory or under any corresponding law of a British overseas territory,
in pursuance of a warrant of arrest endorsed in the Republic of Ireland under the law of that country corresponding to the Backing of Warrants (Republic of Ireland) Act 1965 (c. 45), or
in pursuance of arrangements with a foreign state in respect of which an Order in Council under section 2 of the Extradition Act 1870 (c. 52) is in force;
“extradition arrangements” has the meaning given by section 3 of the Extradition Act 1989;
“designated Commonwealth country” has the meaning given by section 5(1) of that Act.