Section 38

Where it is stated by the Authority in a notice under section 5, 8, 9, 10 or 11 that the entry or the work therein described or required to be carried out is, in the opinion of the Authority, necessary or required for the construction, operation, maintenance or improvement of any railway, then such statement is to be accepted by all courts, tribunals and persons as conclusive evidence of the truth of the fact so stated.