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Regulations last checked for updates: Oct 08, 2025
Title 40 - Protection of Environment last revised: Sep 08, 2029
All Titles
Title 40
Chapter I
Part 449 - PART 449—AIRPORT DEICING POINT SOURCE CATEGORY
Subpart A [§ 449.1 - § 449.20] - Subpart A—Airport Deicing Category
Subpart B - Subpart B [Reserved]
Subpart 0 -
Appendix Appendix A - Appendix A to Part 449—Sampling Protocol for Soluble COD
authority:
33 U.S.C. 1311
,
1314
,
1316
,
1318
,
1342
,
1361
source:
77 FR 29203, May 16, 2012, unless otherwise noted.
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