Local Transport Bill [HL] Bill

On that subject, can my noble friend have a look at subsection (5), half way down page 4 of the Bill? If as the noble Earl, Lord Mar and Kellie, said, the senior traffic commissioner could be Scottish, might he not require the Scottish traffic commissioner, who is presumably the same person, "““to carry out as respects England and Wales such of the functions””," and so on? What does that provision mean?