Spray Painting in a Booth

The following information applies to facilities affected by the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Miscellaneous Surface Coating Operations (40 CFR, Part 63, Subpart HHHHHH) referred to here as "6H." This rule applies to certain facilities that spray coating. This rule applies to facilities that spray coatings that contain one or more of the following: cadmium, chromium, lead, nickel, or manganese to motor vehicles, mobile equipment or other products made of metal or plastic.  

Basic Requirements for Compliance

  1. Painter Training
    • Painters must be trained in setup and maintenance of spray equipment, spray technique, booth and filter maintenance, and environmental compliance. Refresher training is required every five years.
  2. Spray Booth Exhaust Systems
    • Filter systems must have a 98% collection efficiency.
  3. Spray Guns
    • Coatings must be applied using HVLP, electrostatic, airless or air-assisted airless spray guns.
  4. Recordkeeping
    • Maintain records on painter training, filter efficiency, notifications and more.

General Information

Forms

  • Iowa DNR Initial Notification - Notification of Compliance Status/Petition for Exemption (PDF) / (DOC)
  • Iowa DNR Notification Letter for Permit-by-Rule for Spray Booths (PDF) / (DOC)
  • Permit-by-Rule Log (DOC)

Tutorials

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Before completing the tutorials, please print the general information and forms above.