3.—(1) An authority shall—
(a)maintain a register of relevant notices which are served after the coming into operation of this Order and in relation to which it is the enforcing authority;
(b)ensure that the register is adequately indexed so as to enable entries relating to any particular premises (or, where the notice does not relate to any particular premises, to any particular person) to be located;
(c)ensure that the register and the index are open to inspection by the public free of charge at all reasonable hours;
(d)on request, and upon payment of any such reasonable fee as the authority may require, supply copies of entries in the register to any person inspecting the register.
(2) Each entry in the register shall state sufficient particulars to convey the substance of the relevant notice to which it relates.
(3) Any authority which is required to maintain a register under this Order may discharge that duty by maintaining different registers containing entries relating to different areas.
(4) Any register under this Order may be maintained by means of a computer.