Category B

Category B

a prisoner who does not need the highest conditions of security but for whom escape must be made very difficult.
Collins Dictionary of Law © W.J. Stewart, 2006
References in periodicals archive ?
In the U16 race, category B's podium was Isaac Small, Archie Marshall Dawson and Reubens Thomson for the boys and Evie White, Millie Thomson and Ailsa Long for the girls.