(1) If it is a condition of an interstate leave permit that an inmate be escorted to a participating State, the permit--(a) authorises the inmate concerned to be absent from the correctional centre in the custody of an escort for the purpose and period specified in the permit, and(b) authorises the escort to take and keep custody of the inmate for the purpose of escorting the inmate--(i) to the participating State (whether or not across any other State), and(ii) within the participating State,in accordance with the permit, and(c) authorises the escort to take and keep custody of the inmate for the purpose of returning the inmate to the correctional centre from which leave of absence was given.
(2) If it is not a condition of an interstate leave permit that an inmate be escorted to a participating State, the permit authorises the inmate concerned to be absent from the correctional centre for the purpose and period specified in the permit.