# The Air Quality Limit Values Regulations 2001, Regulation 6: Review of classifications


(1) The Secretary of State shall review the classification of each zone under regulation 5 at least once in every five years in accordance with Part II of Schedule 2.
(2) The Secretary of State shall also review the classification of any zone under regulation 5 in the event of significant changes in activities affecting ambient concentrations in that zone of any of the relevant pollutants.
(3) In this paragraph, ‘classification’ includes any designation under regulation 5(7) to (9).

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Source: https://www.legislation.gov.uk/uksi/2001/2315/regulation/6 (the official version)
Page: https://openlegislation.uk/air-quality-limit-values-regulations-2001/regulation-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.