# The Low Emission Zones (Emission Standards, Exemptions and Enforcement) (Scotland) Regulations 2021, Regulation 2: Emission standards


For the purpose of section 6(1)(a) (restriction on driving within a zone) of the 2019 Act the emission standard for—
(a) a compression ignition engine vehicle is the standard specified for that vehicle in—
(i) Table 1 in schedule 1 (euro 6 standards for compression ignition engine vehicles), or
(ii) Table 2 in schedule 1 (euro VI standards for compression ignition engine vehicles),
(b) a positive ignition engine vehicle is the standard specified for that vehicle in—
(i) Table 1 in schedule 2 (euro 4 standards for positive ignition engine vehicles), or
(ii) Table 2 in schedule 2 (euro IV standards for positive ignition engine vehicles),
(c) mopeds and motorcycles is standard specified for those vehicles in the Table in schedule 3 (euro 3).

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Source: https://www.legislation.gov.uk/sdsi/2021/9780111048887/regulation/2 (the official version)
Page: https://openlegislation.uk/draft-low-emission-zones-emission-standards-exemptions-and-enforcement-scotland-regulations-2021/regulation-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.