(1) The consent authority must decline an application for a resource consent to which regulation 17(4) applies unless the applicant reduces the amount of PM10 discharged from another source into the same airshed.
(2) If, at the time the application is decided, the concentration of PM10 in the airshed—
(a) is on or below the straight line path or the curved line path, the reduction in discharges must be equal to or greater than the increase in the concentration of PM10 in the airshed above the straight line path or curved line path caused by the discharge permitted by the resource consent:
(b) is above the straight line path or the curved line path, the reduction in discharges must be equal to or greater than the amount of the discharge permitted by the resource consent.
(3) The reduction in discharges of PM10 must—
(a) take effect within 1 year after the grant of the resource consent; and
(b) be effective for the duration of the resource consent.
Regulation 17C: inserted, on 25 August 2005, by regulation 6 of the Resource Management (National Environmental Standards Relating to Certain Air Pollutants, Dioxins, and Other Toxics) Amendment Regulations 2005 (SR 2005/214).