Section 40921.

Cal. Health and Safety Code - HSC § 40921.
in effect
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For the purposes of Sections 40918, 40919, 40920, and 40920.5, the designation of a district’s air pollution as “moderate,” “serious,” “severe,” or “extreme” for an area which is a receptor of transported air pollutants shall be based on violations of state ambient air quality standards which would occur without regard to the transport contribution.

References

referencesCal. Health and Safety Code - HSC § 40918.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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