Source
40 CFR § 63.11502
Scoping language
The following terms used in this subpart have the meaning given them in the CAA, 63.2, subpart SS ( 63.981), subpart WW ( 63.1061), 40 CFR 60.111b, subpart F ( 63.101), subpart G ( 63.111), subpart FFFF ( 63.2550), as specified after each term: