# The London Luton Airport Expansion Development Consent Order 2025, Paragraph 20: Exceedance of air quality Level 2 Threshold or Limit

Extent: E+W

For the purposes of this Part, unless otherwise agreed between the undertaker and the ESG, the exceedance of a Level 2 Threshold or Limit relating to air quality requires—
(a) an exceedance of the annual average pollutant concentrations in Table 4.3 of the green controlled growth framework; and
(b) determination by the undertaker that its contribution to the annual average concentration of a pollutant has increased by at least 5 percentage points above the contributions specified in Table 4.2 of the green controlled growth framework relative to the Limit.

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Source: https://www.legislation.gov.uk/uksi/2025/463/schedule/2/paragraph/20 (the official version)
Page: https://openlegislation.uk/london-luton-airport-expansion-development-consent-order-2025/schedule-2/paragraph-20
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.