Article 55 Certification of plans, etc.
The undertaker shall, as soon as practicable after the making of this Order, submit copies of the book of reference, and the plans and sections to the Secretary of State for certification that they are true copies of, respectively, the book of reference, plans and sections referred to in this Order; and a document so certified shall be admissible in any proceedings as evidence of the contents of the document of which it is a copy.