This Subpart applies to the owner or operator of a facility which has actual emissions of three tons or more of volatile organic compounds (VOCs) from industrial cleaning solvents, on a 12-month rolling total basis. This Subpart specifically applies to the cleaning of foreign materials from surfaces of unit operations such as large and small manufactured components, parts, equipment, floors, tanks, and vessels. Emissions from all methods of cleaning, including by hand, will be considered toward the applicability criteria.

The owner or operator of a facility with an initial start-up after the effective date of this Subpart must be in compliance with its requirements upon start-up. The owner or operator of an existing facility must be in compliance with this Subpart within one year of the effective date of this Subpart or within one year of reaching the applicability criteria of emitting three tons or more of VOC’s from industrial cleaning solvents on a 12 month rolling total basis.

The emissions from cleaning solvents by any of the industries or processes identified in this subdivision do not count towards the three tons per year applicability threshold for this Subpart. The requirements of this Subpart do not apply to the following: