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Regulations last checked for updates: Aug 21, 2026
Title 40 - Protection of Environment last revised: Aug 21, 2026
All Titles
Title 40
Chapter I
Part 166
Subpart A - Subpart A—General Provisions
§ 166.1 - Purpose and organization.
§ 166.2 - Types of exemptions.
§ 166.3 - Definitions.
§ 166.7 - User notification; advertising.
source:
51 FR 1902, Jan. 15, 1986, unless otherwise noted.
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