Regulated material,

Regulated material, for purposes of this part, refers to gas from volatile organic liquids (VOL), volatile organic compounds (VOC), hazardous air pollutants (HAP), or other chemicals or groups of chemicals that are regulated by the referencing subpart.

Source

40 CFR § 63.1020

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Scoping language

All terms used in this part shall have the meaning given them in the Act and in this section.

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