Challenges under paragraph 9, Schedule 9 of the Road Traffic Regulation Act 1984 Paragraph 35, Schedule 9 of the Road Traffic Regulation Act 1984 (RTRA 1984) sets out: 'If any person desires to question the validity of, or of any provision contained in, an order to which this Part of this Schedule applies, on the grounds— (a) that it is not within the relevant powers, or (b) that any of the relevant requirements has not been complied with in relation to the order, he may, within 6 weeks from the date on which the order is made, make an application for the purpose to the High Court or, in Scotland, to the Court of Session.' For examples of cases in which this type of application has been made to challenge an order, see Williams (A representative Claimant for 20 others comprising “The Sustainable Totnes Action Group”) v Devon County Council which sets