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Title 40

Displaying title 40, up to date as of 8/06/2026. Title 40 was last amended 8/06/2026.
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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 JJJJJNational Emission Standards for Hazardous Air Pollutants for Brick and Structural Clay Products Manufacturing63.8380 – 63.8515
What This Subpart Covers63.8380 – 63.8395
§ 63.8380What is the purpose of this subpart?
§ 63.8385Am I subject to this subpart?
§ 63.8390What parts of my plant does this subpart cover?
§ 63.8395When do I have to comply with this subpart?
Emission Limitations and Work Practice Standards63.8405 – 63.8410
§ 63.8405What emission limitations and work practice standards must I meet?
§ 63.8410What are my options for meeting the emission limitations and work practice standards?
General Compliance Requirements63.8420 – 63.8425
§ 63.8420What are my general requirements for complying with this subpart?
§ 63.8425What do I need to know about operation, maintenance, and monitoring plans?
Testing and Initial Compliance Requirements63.8435 – 63.8455
§ 63.8435By what date must I conduct performance tests?
§ 63.8440When must I conduct subsequent performance tests?
§ 63.8445How do I conduct performance tests and establish operating limits?
§ 63.8450What are my monitoring installation, operation, and maintenance requirements?
§ 63.8455How do I demonstrate initial compliance with the emission limitations and work practice standards?
Continuous Compliance Requirements63.8465 – 63.8470
§ 63.8465How do I monitor and collect data to demonstrate continuous compliance?
§ 63.8470How do I demonstrate continuous compliance with the emission limitations and work practice standards?
Notifications, Reports, and Records63.8480 – 63.8495
§ 63.8480What notifications must I submit and when?
§ 63.8485What reports must I submit and when?
§ 63.8490What records must I keep?
§ 63.8495In what form and for how long must I keep my records?
Other Requirements and Information63.8505 – 63.8515
§ 63.8505What parts of the General Provisions apply to me?
§ 63.8510Who implements and enforces this subpart?
§ 63.8515What definitions apply to this subpart?
Table 1 to Subpart JJJJJ of Part 63
Emission Limits
Table 2 to Subpart JJJJJ of Part 63
Operating Limits
Table 3 to Subpart JJJJJ of Part 63
Work Practice Standards
Table 4 to Subpart JJJJJ of Part 63
Requirements for Performance Tests
Table 5 to Subpart JJJJJ of Part 63
Initial Compliance With Emission Limitations and Work Practice Standards
Table 6 to Subpart JJJJJ of Part 63
Continuous Compliance With Emission Limitations and Work Practice Standards
Table 7 to Subpart JJJJJ of Part 63
Compliance Dates
Table 8 to Subpart JJJJJ of Part 63
Deadlines for Submitting Notifications
Table 9 to Subpart JJJJJ of Part 63
Requirements for Reports
Table 10 to Subpart JJJJJ of Part 63
Applicability of General Provisions to Subpart JJJJJ