10   Provision of copy of recorded plan

A public authority shall, when so required by the Surveyor-General by writing addressed to the proper officer thereof, provide an accurate copy of any recorded plan in its possession to the Surveyor-General or to any person, upon payment, but subject to any reciprocal arrangements to which such public authority may be a party, of such charge, if any, as is provided by or under any other Act therefor, and where there is no such provision, of such a charge as shall not exceed the cost of preparation of the copy as determined by such public authority plus ten per centum thereof.