15. For Regulation 30 substitute—
“30.—(1) The keeper of the register may disclose any document or data to the Department—
(a)for the purpose of enabling the Department to monitor the application and enforcement of, and compliance with, the duties imposed by these Regulations; and
(b)in relation to buildings occupied by public authorities, for the purpose of raising awareness of the energy performance of such buildings.
(2) The keeper of the register may disclose any document or data to the Department either for its own use or for the use of other Departments and Public Authorities—
(a)for statistical or research purposes; or
(b)for the purpose of providing impartial advice on improving the energy performance of buildings;
provided that a property for which an opt-out is in effect or a building that is an excluded building is not identifiable from the data or document disclosed.”.