47. Instruments of payment and books of serial orders issued by the Secretary of State shall remain his property; and any person having such an instrument or book shall, on ceasing to be entitled to the benefit to which such instrument or book relates or when so required by the Secretary of State, deliver the instrument or book to the Secretary of State or to such other person as he may direct.
48. The regulations specified in column (1) of Schedule 10 to these regulations are hereby revoked to the extent mentioned in column (2) of that Schedule, in exercise of the powers specified in column (3).