Any regulations made by the Secretary of State under sections 20 (soundproofing of buildings affected by public works) and 20A (power to make payments in respect of caravans and other structures affected by noise of public works) of the Land Compensation Act 197364 which apply to a railway provided or used in the exercise of statutory powers apply to the railway comprised in the authorised development as if that railway was provided or used in the exercise of statutory powers.