Regulations last checked for updates: Apr 30, 2025

Title 40 - Protection of Environment last revised: Nov 30, 2025
All TitlesTitle 40Chapter IPart 98Subpart PP - Subpart PP—Suppliers of Carbon Dioxide
View all text of Subpart PP [§ 98.420 - § 98.428]
§ 98.421 - Reporting threshold.

Any supplier of CO2 who meets the requirements of § 98.2(a)(4) of subpart A of this part must report the mass of CO2 captured, extracted, imported, or exported.

authority: 42 U.S.C. 7401-7671q.
source: 74 FR 56374, Oct. 30, 2009, unless otherwise noted.
cite as: 40 CFR 98.421
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