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Title 40

Displaying title 40, up to date as of 7/09/2026. Title 40 was last amended 7/09/2026.
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Title 40Protection of EnvironmentPart / Section
Chapter IEnvironmental Protection Agency1 – 1099
Subchapter CAir Programs50 – 99
Part 63National Emission Standards for Hazardous Air Pollutants for Source Categories63.1 – 63.12099
Subpart CCCCNational Emission Standards for Hazardous Air Pollutants: Manufacturing of Nutritional Yeast63.2130 – 63.2192
What This Subpart Covers63.2130 – 63.2133
§ 63.2130What is the purpose of this subpart?
§ 63.2131Am I subject to this subpart?
§ 63.2132What parts of my plant does this subpart cover?
§ 63.2133When do I have to comply with this subpart?
Emission Limitations63.2140
§ 63.2140What emission limitations must I meet?
General Compliance Requirements63.2150
§ 63.2150What are my general requirements for complying with this subpart?
Testing and Initial Compliance Requirements63.2160 – 63.2165
§ 63.2160By what date must I conduct an initial compliance demonstration?
§ 63.2161What performance tests and other procedures must I use if I monitor brew ethanol?
§ 63.2162When must I conduct subsequent performance tests if I monitor brew ethanol?
§ 63.2163If I monitor fermenter exhaust, what are my monitoring installation, operation, and maintenance requirements?
§ 63.2164If I monitor brew ethanol, what are my monitoring installation, operation, and maintenance requirements?
§ 63.2165How do I demonstrate initial compliance with the emission limitations if I monitor fermenter exhaust?
Continuous Compliance Requirements63.2170 – 63.2171
§ 63.2170How do I monitor and collect data to demonstrate continuous compliance?
§ 63.2171How do I demonstrate continuous compliance with the emission limitations?
Notification, Reports, and Records63.2180 – 63.2183
§ 63.2180What notifications must I submit and when?
§ 63.2181What reports must I submit and when?
§ 63.2182What records must I keep?
§ 63.2183In what form and how long must I keep my records?
Other Requirements and Information63.2190 – 63.2192
§ 63.2190What parts of the General Provisions apply to me?
§ 63.2191Who implements and enforces this subpart?
§ 63.2192What definitions apply to this subpart?
Table 1 to Subpart CCCC of Part 63
Emission Limitations
Table 2 to Subpart CCCC of Part 63
Requirements for Performance Tests If You Monitor Brew Ethanol
Table 3 to Subpart CCCC of Part 63
Initial Compliance With Emission Limitations
Table 4 to Subpart CCCC of Part 63
Continuous Compliance With Emission Limitations
Table 5 to Subpart CCCC of Part 63
Requirements for Reports
Table 6 to Subpart CCCC of Part 63
Applicability of General Provisions to Subpart CCCC
Table 7 to Subpart CCCC of Part 63
Emission Limitation Applicability Timeline
Table 8 to Subpart CCCC of Part 63
Monitoring System Requirements Timeline