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Title 40

Displaying title 40, up to date as of 7/17/2026. Title 40 was last amended 7/16/2026.
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  1. Title 40 —Protection of Environment
  2. Chapter I —Environmental Protection Agency
  3. Subchapter C —Air Programs
  4. Part 63 —National Emission Standards for Hazardous Air Pollutants for Source Categories
  5. Subpart XXXX   View Full Text
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eCFR Content

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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 XXXXNational Emissions Standards for Hazardous Air Pollutants: Rubber Tire Manufacturing63.5980 – 63.6015
What This Subpart Covers63.5980 – 63.5983
§ 63.5980What is the purpose of this subpart?
§ 63.5981Am I subject to this subpart?
§ 63.5982What parts of my facility does this subpart cover?
§ 63.5983When do I have to comply with this subpart?
Emission Limits for Tire Production Affected Sources63.5984 – 63.5985
§ 63.5984What emission limits must I meet for tire production affected sources?
§ 63.5985What are my alternatives for meeting the emission limits for tire production affected sources?
Emission Limits for Tire Cord Production Affected Sources63.5986 – 63.5987
§ 63.5986What emission limits must I meet for tire cord production affected sources?
§ 63.5987What are my alternatives for meeting the emission limits for tire cord production affected sources?
Emission Limitations for Puncture Sealant Application Affected Sources63.5988 – 63.5989
§ 63.5988What emission limitations must I meet for puncture sealant application affected sources?
§ 63.5989What are my alternatives for meeting the emission limitations for puncture sealant application affected sources?
General Compliance Requirements63.5990
§ 63.5990What are my general requirements for complying with this subpart?
General Testing and Initial Compliance Requirements63.5991 – 63.5993
§ 63.5991By what date must I conduct an initial compliance demonstration or performance test?
§ 63.5992When must I conduct subsequent performance tests?
§ 63.5993What performance tests and other procedures must I use?
Testing and Initial Compliance Requirements for Tire Production Affected Sources63.5994 – 63.5996
§ 63.5994How do I conduct tests and procedures for tire production affected sources?
§ 63.5995What are my monitoring installation, operation, and maintenance requirements?
§ 63.5996How do I demonstrate initial compliance with the emission limits for tire production affected sources?
Testing and Initial Compliance Requirements for Tire Cord Production Affected Sources63.5997 – 63.5999
§ 63.5997How do I conduct tests and procedures for tire cord production affected sources?
§ 63.5998What are my monitoring installation, operation, and maintenance requirements?
§ 63.5999How do I demonstrate initial compliance with the emission limits for tire cord production affected sources?
Testing and Initial Compliance Requirements for Puncture Sealant Application Affected Sources63.6000 – 63.6002
§ 63.6000How do I conduct tests and procedures for puncture sealant application affected sources?
§ 63.6001What are my monitoring installation, operation, and maintenance requirements?
§ 63.6002How do I demonstrate initial compliance with the emission limits for puncture sealant application affected sources?
Continuous Compliance Requirements for Tire Production Affected Sources63.6003 – 63.6004
§ 63.6003How do I monitor and collect data to demonstrate continuous compliance with the emission limits for tire production affected sources?
§ 63.6004How do I demonstrate continuous compliance with the emission limits for tire production affected sources?
Continuous Compliance Requirements for Tire Cord Production Affected Sources63.6005 – 63.6006
§ 63.6005How do I monitor and collect data to demonstrate continuous compliance with the emission limits for tire cord production affected sources?
§ 63.6006How do I demonstrate continuous compliance with the emission limits for tire cord production affected sources?
Continuous Compliance Requirements for Puncture Sealant Application Affected Sources63.6007 – 63.6008
§ 63.6007How do I monitor and collect data to demonstrate continuous compliance with the emission limitations for puncture sealant application affected sources?
§ 63.6008How do I demonstrate continuous compliance with the emission limitations for puncture sealant application affected sources?
Notifications, Reports, and Records63.6009 – 63.6012
§ 63.6009What notifications must I submit and when?
§ 63.6010What reports must I submit and when?
§ 63.6011What records must I keep?
§ 63.6012In what form and how long must I keep my records?
Other Requirements and Information63.6013 – 63.6015
§ 63.6013What parts of the General Provisions apply to me?
§ 63.6014Who implements and enforces this subpart?
§ 63.6015What definitions apply to this subpart?
Table 1 to Subpart XXXX of Part 63
Emission Limits for Tire Production Affected Sources
Table 2 to Subpart XXXX of Part 63
Emission Limits for Tire Cord Production Affected Sources
Table 3 to Subpart XXXX of Part 63
Emission Limits for Puncture Sealant Application Affected Sources
Table 4 to Subpart XXXX of Part 63
Operating Limits for Puncture Sealant Application Control Devices
Table 5 to Subpart XXXX of Part 63
Requirements for Performance Tests
Table 6 to Subpart XXXX of Part 63
Initial Compliance With the Emission Limits for Tire Production Affected Sources
Table 7 to Subpart XXXX of Part 63
Initial Compliance With the Emission Limits for Tire Cord Production Affected Sources
Table 8 to Subpart XXXX of Part 63
Initial Compliance With the Emission
Table 9 to Subpart XXXX of Part 63
Minimum Data for Continuous Compliance With the Emission Limits for Tire Production Affected Sources
Table 10 to Subpart XXXX of Part 63
Continuous Compliance With the Emission Limits for Tire Production Affected Sources
Table 11 to Subpart XXXX of Part 63
Minimum Data for Continuous Compliance With the Emission Limits for Tire Cord Production Affected Sources
Table 12 to Subpart XXXX of Part 63
Continuous Compliance With the Emission Limits for Tire Cord Production Affected Sources
Table 13 to Subpart XXXX of Part 63
Minimum Data for Continuous Compliance With the Emission Limitations for Puncture Sealant Application Affected Sources
Table 14 to Subpart XXXX of Part 63
Continuous Compliance With the Emission Limitations for Puncture Sealant Application Affected Sources
Table 15 to Subpart XXXX of Part 63
Requirements for Reports
Table 16 to Subpart XXXX of Part 63
Selected Hazardous Air Pollutants
Table 17 to Subpart XXXX of Part 63
Applicability of General Provisions to This Subpart XXXX
eCFR Content