The Act of 2004 is amended by the substitution of the following section for section 6:

"6. Regional roads speed limit and local roads speed limit

(1) There is a speed limit ('regional roads speed limit') of 80 kilometres per hour in respect of all regional roads, other than regional roads in built-up areas, for all mechanically propelled vehicles.

(2) There is a speed limit ('local roads speed limit') of 60 kilometres per hour in respect of all local roads, other than local roads in built-up areas, for all mechanically propelled vehicles.

(3) The regional roads speed limit does not apply to a regional road or part of it where a special speed limit or a road works speed limit applies to that road or part.

(4) The local roads speed limit does not apply to a local road or part of it where a special speed limit or a road works speed limit applies to that road or part.".