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Regulations last checked for updates: Feb 06, 2026
Title 40 - Protection of Environment last revised: Dec 22, 2026
All Titles
Title 40
Chapter VIII
Part 1800
Subpart A - Subpart A—Definitions
§ 1800.1 - Definitions.
authority:
33 U.S.C. 1321
(t)
source:
80 FR 1586, Jan. 13, 2015, unless otherwise noted.
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