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§ 97.380 Applicability.
A CAIR NOX Ozone Season opt-in unit must be a unit that:
(a) Is located in a State that submits, and for which the Administrator approves, a State implementation plan revision in accordance with § 51.123(ee)(3) (i), (ii), or (iii) of this chapter establishing procedures concerning CAIR Ozone Season opt-in units;