118.—(1) A proprietor of a registered estate may apply to the registrar for the exact line of the boundary of that registered estate to be determined.
(2) An application under paragraph (1) must be made in Form DB and be accompanied by—
(a)a plan, or a plan and a verbal description, identifying the exact line of the boundary claimed and showing sufficient surrounding physical features to allow the general position of the boundary to be drawn on the Ordnance Survey map, and
(b)evidence to establish the exact line of the boundary.