17.—(1) In a case falling within paragraph (2), the user of a Part 2 vehicle or Part 2 vehicle-combination must before the start of any journey—
(a)notify in accordance with Part 1 of Schedule 9 the authority (within the meaning of that Schedule) for each road or bridge on which the vehicle or vehicle-combination is to be used; and
(b)give to each authority an indemnity in the form specified in Part 2 of that Schedule.
(2) A case falls within this paragraph where—
(a)the total weight of the Part 2 vehicle or Part 2 vehicle-combination (whether it is unladen or wholly or partly laden) exceeds 44,000 kilograms; or
(b)the vehicle or vehicle-combination does not comply in all respects with—
(i)the requirements of Schedule 3 to the Authorised Weight Regulations (axle weights); or
(ii)if that Schedule does not apply to it, the equivalent provisions of the Construction and Use Regulations.
(3) In a case falling within paragraph (4), the user of the Part 2 vehicle or Part 2 vehicle-combination must—
(a)before the start of any journey, notify in accordance with Schedule 5 the chief officer of police for each area in which the vehicle or vehicle-combination is to be used; and
(b)ensure that the vehicle is used in accordance with the requirements of that Schedule.
(4) A case falls within this paragraph if the total weight of the Part 2 vehicle or Part 2 vehicle-combination (whether it is unladen or wholly or partly laden) exceeds 80,000 kilograms.
(5) Paragraphs (1) and (3) apply cumulatively.