Home › CFR › Title 40 › Part 63 › §63.1140240 CFR §63.11402 — What are the standards and compliance requirements for new and existing sources?Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkYou must meet all the requirements in § 63.1103(f) of subpart YY.