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Regulations last checked for updates: Oct 29, 2025
Title 40 - Protection of Environment last revised: Sep 29, 2029
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.
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