Paragraph 9

The probation officer who is to be responsible for the supervision of any probationer shall be selected under arrangements made by the probation and after-care committee for the probation and after-care area which includes the petty sessions area for the time being named in the order from among the probation officers appointed for or assigned to that petty sessions area; and, if the probation officer so selected dies or is unable for any reason to carry out his duties, . . . F1, another probation officer shall be selected in like manner from among the probation officers appointed for or assigned to that petty sessions area.