27.—(1) This regulation applies where any person—
(a)requests the keeper of the register to disclose a particular document; and
(b)provides to the keeper of the register the relevant reference number of the document he is seeking to be disclosed.
(2) The keeper of the register may disclose to such a person—
(a)the document the person requested; and
(b)any document of the same kind relating to the same building or part of a building as the requested document which was registered at any time during the period of 10 years ending on the date of the request.