REGULATIONS
Rulings
AD/CVD
Notices
HTSUS
U.S. Code
Regs
More
Ports
About
Updates
Apps
Larger font
Smaller font
SEARCH
Sort by Rank
Titles Ascending
Titles Descending
10 per page
25 Result/page
50 Result/page
Regulations last checked for updates: Mar 07, 2026
Title 40 - Protection of Environment last revised: Dec 15, 2026
All Titles
Title 40
Chapter I
Part 1039
Subpart E - Subpart E—In-Use Testing
§ 1039.401 - General provisions.
authority:
42 U.S.C. 7401-7671q.
source:
69 FR 39213, June 29, 2004, unless otherwise noted.
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!