What This Subpart Covers

1. CFR
2. ›
3. Title 40
4. ›
5. Chapter I
6. ›
7. Part 63
8. ›
9. Subpart SSSS
10. ›
11. Subject Group What This Subpart Covers

Sections

Section numbering in the official eCFR can be non-consecutive. Omitted section numbers are not treated here as reserved unless the source explicitly labels them that way.

• 63.5080
  § 63.5080 What is in this subpart?
• 63.5090
  § 63.5090 Does this subpart apply to me?
• 63.5100
  § 63.5100 Which of my emissions sources are affected by this subpart?
• 63.5110
  § 63.5110 What special definitions are used in this subpart?