5.—(1) Where an authorised person exercises any power conferred by Article 19(2)(a) or (b) or (3), the enforcing authority under whose authorisation he acts shall make full compensation to any person who has sustained loss or damage by reason of—N.I.
(a)the exercise by the authorised person of that power; or
(b)the performance of, or failure of the authorised person to perform, the duty imposed by paragraph 4.
(2) Compensation shall not be payable by virtue of sub-paragraph (1) in respect of any loss or damage if the loss or damage—
(a)is attributable to the default of the person who sustained it; or
(b)is loss or damage in respect of which compensation is payable under any other provision of the pollution control statutory provisions.
(3) Any dispute as to a person's entitlement to compensation under this paragraph, or as to the amount of any such compensation, shall be referred to and determined by the Lands Tribunal; and Articles 4 and 5 of the Land Compensation (Northern Ireland) Order 1982 (NI 9) shall apply to such determination.