40 C.F.R. § 62.6353
Identification of sources.
Cite as 40 C.F.R. § 62.6353 (2026)
Letter from the Missouri Department of Natural Resources, submitted May 4, 2022, certifying that there are no sulfuric acid production plants in Missouri. Effective date: The revision effective date of the negative declaration and EPA withdrawal of the prior plan approval is October 6, 2025. [90 FR 42841, Sept. 5, 2025]