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Title 40

Displaying title 40, up to date as of 7/13/2026. Title 40 was last amended 7/13/2026.
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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 VVVV   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 VVVVNational Emission Standards for Hazardous Air Pollutants for Boat Manufacturing63.5680 – 63.5779
What the Subpart Covers63.5680 – 63.5695
§ 63.5680What is the purpose of this subpart?
§ 63.5683Does this subpart apply to me?
§ 63.5686How do I demonstrate that my facility is not a major source?
§ 63.5689What parts of my facility are covered by this subpart?
§ 63.5692How do I know if my boat manufacturing facility is a new source or an existing source?
§ 63.5695When must I comply with this subpart?
Standards for Open Molding Resin and Gel Coat Operations63.5698 – 63.5714
§ 63.5698What emission limit must I meet for open molding resin and gel coat operations?
§ 63.5701What are my options for complying with the open molding emission limit?
§ 63.5704What are the general requirements for complying with the open molding emission limit?
§ 63.5707What is an implementation plan for open molding operations and when do I need to prepare one?
§ 63.5710How do I demonstrate compliance using emissions averaging?
§ 63.5713How do I demonstrate compliance using compliant materials?
§ 63.5714How do I demonstrate compliance if I use filled resins?
Demonstrating Compliance for Open Molding Operations Controlled by Add-On Control Devices63.5715 – 63.5725
§ 63.5715What operating limits must I meet?
§ 63.5716When must I conduct a performance test?
§ 63.5719How do I conduct a performance test?
§ 63.5722How do I use the performance test data to demonstrate initial compliance?
§ 63.5725What are the requirements for monitoring and demonstrating continuous compliance?
Standards for Closed Molding Resin Operations63.5728
§ 63.5728What standards must I meet for closed molding resin operations?
Standards for Resin and Gel Coat Mixing Operations63.5731
§ 63.5731What standards must I meet for resin and gel coat mixing operations?
Standards for Resin and Gel Coat Application Equipment Cleaning Operations63.5734 – 63.5737
§ 63.5734What standards must I meet for resin and gel coat application equipment cleaning operations?
§ 63.5737How do I demonstrate compliance with the resin and gel coat application equipment cleaning standards?
Standards for Carpet and Fabric Adhesive Operations63.5740
§ 63.5740What emission limit must I meet for carpet and fabric adhesive operations?
Standards for Aluminum Recreational Boat Surface Coating Operations63.5743 – 63.5755
§ 63.5743What standards must I meet for aluminum recreational boat surface coating operations?
§ 63.5746How do I demonstrate compliance with the emission limits for aluminum wipedown solvents and aluminum coatings?
§ 63.5749How do I calculate the organic HAP content of aluminum wipedown solvents?
§ 63.5752How do I calculate the organic HAP content of aluminum recreational boat surface coatings?
§ 63.5753How do I calculate the combined organic HAP content of aluminum wipedown solvents and aluminum recreational boat surface coatings?
§ 63.5755How do I demonstrate compliance with the aluminum recreational boat surface coating spray gun cleaning work practice standards?
Methods for Determining Hazardous Air Pollutant Content63.5758
§ 63.5758How do I determine the organic HAP content of materials?
Notifications, Reports, and Records63.5761 – 63.5770
§ 63.5761What notifications must I submit and when?
§ 63.5764What reports must I submit and when?
§ 63.5765How do I submit my reports?
§ 63.5767What records must I keep?
§ 63.5770In what form and for how long must I keep my records?
Other Information You Need To Know63.5773 – 63.5776
§ 63.5773What parts of the General Provisions apply to me?
§ 63.5776Who implements and enforces this subpart?
Definitions63.5779
§ 63.5779What definitions apply to this subpart?
Table 1 to Subpart VVVV of Part 63
Compliance Dates for New and Existing Boat Manufacturing Facilities
Table 2 to Subpart VVVV of Part 63
Alternative Organic HAP Content Requirements for Open Molding Resin and Gel Coat Operations
Table 3 to Subpart VVVV of Part 63
MACT Model Point Value Formulas for Open Molding Operations 1
Table 4 to Subpart VVVV of Part 63
Operating Limits if Using an Add-on Control Device for Open Molding Operations
Table 5 to Subpart VVVV of Part 63
Default Organic HAP Contents of Solvents and Solvent Blends
Table 6 to Subpart VVVV of Part 63
Default Organic HAP Contents of Petroleum Solvent Groups
Table 7 to Subpart VVVV of Part 63
Applicability and Timing of Notifications
Table 8 to Subpart VVVV of Part 63
Applicability of General Provisions (40 CFR Part 63, Subpart A) to Subpart VVVV
eCFR Content