171Period for which mass or dimension authority applies

171 Period for which mass or dimension authority applies where limited consent (1) This section applies where a mass or dimension exemption is granted under section 169 or 170. (2) In the case of a mass or dimension exemption (permit) or a class 2 heavy vehicle authorisation (permit), the period for which the permit applies must not exceed the length of the trial period. (3) In the case of a mass or dimension exemption (notice) or a class 2 heavy vehicle authorisation (notice), then, despite section 120 or 141, the period for which the notice applies is so much of the period stated in the Commonwealth Gazette notice referred to in that section as does not exceed the trial period.