Illinois Administrative Code

Section 211.5195 Process Heater "Process heater" means, for purposes of Part 217, an enclosed combustion device that burns gaseous or liquid fuels only and that indirectly transfers heat to a process fluid or a heat transfer medium other than water. This term does not include pip…

Section 211.520 Aqueous Cleaning Solvent "Aqueous cleaning solvent" means a cleaning solvent in which water is the primary ingredient (at least 80 percent of the cleaning solvent solution, as applied, must be water). Detergents, surfactants, and bioenzyme mixtures and nutrients m…

Section 211.5210 Process Unit "Process unit" means equipment and components assembled to produce, as intermediate or final products, one or more chemicals. A process unit can operate independently if supplied with sufficient feed or raw materials and sufficient storage facilities…

Section 211.5230 Process Unit Shutdown "Process unit shutdown" means a work practice or operational procedure that stops production from a process unit or part of a process unit. An unscheduled work practice or operational procedure that stops production from a process unit or pa…

Section 211.5245 Process Vent "Process vent" means, for purposes of 35 Ill. Adm. Code 218 and 219, Sections 218.500 through 218.506 and 219.500 through 219.506, any non-fugitive source of VOM emissions to the atmosphere resulting from non-combustion emission units. A process vent…

Section 211.5250 Process Weight Rate "Process weight rate" means the actual weight or engineering approximation thereof of all materials except liquid and gaseous fuels and combustion air introduced into any process per hour. For a cyclical or batch operation, the process weight …

Section 211.5270 Production Equipment Exhaust System "Production equipment exhaust system" means a system for collecting and directing into the atmosphere emissions of volatile organic material from reactors, centrifuges, and other process emission units. (Source: Added at 17 Ill…

Section 211.530 Architectural Coating "Architectural coating" means any coating used for residential or commercial buildings or their appurtenances, or for industrial buildings, which is site applied. (Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)

Section 211.5310 Publication Rotogravure Printing Line "Publication rotogravure printing line" means a rotogravure printing line printing upon paper which is subsequently formed into books, magazines, catalogues, brochures, directories, newspaper supplements or other types of non…

Section 211.5330 Purged Process Fluid "Purged process fluid" means liquid or vapor from a process unit that contains volatile organic material and that results from flushing or cleaning the sample line(s) of a process unit so that an uncontaminated sample may then be taken for te…

Section 211.5335 Radiation Effect Coating "Radiation Effect Coating" means, for purposes of 35 Ill. Adm. Code 218.187 and 219.187, a coating or coating system engineered to interact, through absorption or reflection, with specific regions of the electromagnetic energy spectrum, s…

Section 211.5336 Radiation-Effect or Electric Coating "Radiation-effect or electric coating" means a coating or coating system engineered to interact, through absorption or reflection, with specific regions of the electromagnetic energy spectrum, such as the ultraviolet, visible,…

Section 211.5338 Radome "Radome" means, for purposes of the definitions of "electrostatic discharge and electromagnetic interference" and "rain erosion-resistant coating", the nonmetallic protective housing for electromagnetic transmitters and receivers (e.g., radar, electronic c…

Section 211.5339 Rain Erosion-Resistant Coating "Rain erosion-resistant coating" means a coating or coating system used to protect the leading edges of aerospace parts, such as flaps, stabilizers, radomes, engine inlet nacelles, etc., against erosion caused by rain impact during …

Section 211.5340 Rated Heat Input Capacity "Rated heat input capacity" means the ability of an emission unit to combust a maximum amount of fuel on a steady state basis, as limited by a federally enforceable permit condition, or otherwise as stated by the manufacturer of the unit…

Section 211.5350 Reactor "Reactor" means a vat, vessel, or other device in which chemical reactions take place. (Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)

Section 211.5370 Reasonably Available Control Technology (RACT) "Reasonably available control technology (RACT)" means the lowest emission limitation that an emission unit is capable of meeting by the application of control technology that is reasonably available considering tech…

Section 211.5390 Reclamation System "Reclamation system" means equipment which reclaims spent solvents, surplus propellants, waste materials and other materials generated by an emission unit to produce solvent, propellant or other materials which may be reused in the emission uni…

Section 211.540 Architectural Structure "Architectural structure" means, for purposes of 35 Ill. Adm. Code 218 and 219, a free-standing, immobile outdoor construction, which may be permanent or temporary, including but not limited to buildings, bridges, dams, and electricity pylo…

Section 211.5400 Red Coating "Red coating" means, for purposes of 35 Ill. Adm. Code 218 and 219, a coating that meets all of the following criteria: Yellow limit: the hue of hostaperm scarlet; Blue limit: the hue of monastral red-violet; Lightness limit for metallics: 35 percent …

Section 211.5410 Refiner "Refiner" means any person who owns, leases, operates, controls, or supervises a refinery. (Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)

Section 211.5430 Refinery Fuel Gas "Refinery fuel gas" means any gas which is generated by a petroleum refinery process unit and which is combusted at the refinery, including any gaseous mixture of natural gas and fuel gas. (Source: Added at 17 Ill. Reg. 16504, effective Septembe…

Section 211.5450 Refinery Fuel Gas System "Refinery fuel gas system" means a system for collection of refinery fuel gas including, but not limited to, piping for collecting tail gas from various process units, mixing drums and controls and distribution piping. (Source: Added at 1…

Section 211.5470 Refinery Unit or Refinery Process Unit "Refinery unit" or "Refinery process unit" means a set of equipment which are a part of a basic process operation such as distillation, hydrotreating, cracking, or reforming of hydrocarbons. (Source: Added at 17 Ill. Reg. 16…

Section 211.5480 Reflective Argent Coating "Reflective argent coating" means a silver-colored coating that will reflect light. (Source: Added at 19 Ill. Reg. 6823, effective May 9, 1995)

Section 211.5490 Refrigerated Condenser "Refrigerated condenser" means a surface condenser in which the coolant supplied to the condenser has been cooled by a mechanical device, other than by a cooling tower or evaporative spray cooling, such as refrigeration unit or steam chille…

Section 211.550 As Applied "As applied" means the formulation of a coating during application on or impregnation into a substrate, including any dilution solvents or thinners added at the source before application of the coating. (Source: Added at 17 Ill. Reg. 16504, effective Se…

Section 211.5500 Regulated Air Pollutant a) "Regulated air pollutant" means the following: 1) Nitrogen oxides (NO[x]) or any volatile organic compound. 2) Any pollutant for which a national ambient air quality standard has been promulgated. 3) Any pollutant that is subject to any…

Section 211.5510 Reid Vapor Pressure "Reid vapor pressure" means the absolute vapor pressure of volatile crude oil and volatile nonviscous petroleum liquids except liquified petroleum gases as determined by the method referenced in the Section where the term is used or by ASTM D3…

Section 211.5520 Reinforced Plastic Composite "Reinforced plastic composite" means, for purposes of 35 Ill. Adm. Code 218 and 219, a composite material consisting of plastic reinforced with fibers. (Source: Added at 34 Ill. Reg. 14119, effective September 14, 2010)

Section 211.5530 Repair "Repair" means, with respect to polyester resin product manufacturing processes, a portion of the fabrication process that requires the addition of polyester resin materials to portions of a previously fabricated product in order to mend damage immediately…

Section 211.5535 Repair Cleaning "Repair Cleaning" means, for purposes of 35 Ill. Adm. Code 218.187 and 219.187, a solvent cleaning operation or activity carried out during a repair process. (Source: Added at 34 Ill. Reg. 9069, effective June 25, 2010)

Section 211.5550 Repair Coat "Repair coat" means: With respect to coating wood furniture, coatings used to correct imperfections or damage to furniture surface; For purposes of 35 Ill. Adm. Code 218.204(q) and 219.204(q), a coat used to re-coat portions of a previously coated pro…

Section 211.5570 Repaired "Repaired" means, for the purpose of Subpart Q of 35 Ill. Adm. Code 215, 218 and 219, that equipment or a component has been adjusted, or otherwise altered, to eliminate a leak. (Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)

Section 211.5580 Repowering For purposes of 35 Ill. Adm. Code 217, Subpart W, "repowering" means the conversion or replacement of an existing budget EGU, as identified in Appendix F, with a technology capable of controlling NOx and other combustion emissions simultaneously with i…

Section 211.5585 Research and Development Operation "Research and development operation" means, for purposes of 35 Ill. Adm. Code 218.187, 219.187, and 219.204(r), an operation: whose purpose is for research and development of new processes and products; that is conducted under t…

Section 211.5590 Residual Fuel Oil "Residual fuel oil" means fuel oils of grade No. 4, 5 and 6 as specified in detailed requirements for fuel oils ASTM D-396-69 (1971) incorporated by reference in 35 Ill. Adm. Code 218.112 and 219.112. (Source: Added at 17 Ill. Reg. 16504, effect…

Section 211.560 As-Applied Fountain Solution "As-applied fountain solution" means the formulation of a fountain solution during application onto the image plate on a lithographic printing line, including any material added at the line before the application of the fountain soluti…

Section 211.5600 Resist Coat "Resist coat" means a coating that is applied to a plastic part before metallic plating to prevent deposits of metal on portions of the plastic part. (Source: Added at 19 Ill. Reg. 6823, effective May 9, 1995)

Section 211.5610 Restricted Area "Restricted area" means the area within the boundaries of any "municipality" as defined in the Illinois Municipal Code, plus a zone extending one mile beyond the boundaries of any such municipality having a population of 1000 or more according to …

Section 211.5630 Retail Outlet "Retail outlet" means any gasoline dispensing operation at which gasoline is sold or offered for sale for use in motor vehicles. (Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)

Section 211.5640 Rich-Burn Engine "Rich-burn engine" means a spark-ignited engine where the oxygen content in the exhaust stream of the engine before any dilutions is 1 percent or less by volume measured on a dry basis. (Source: Added at 31 Ill. Reg. 14254, effective September 25…

Section 211.5650 Ringelmann Chart "Ringelmann chart" means the chart published and described in the Bureau of Mines, U.S. Department of Interior, Information Circular 8333 (Revision of IC7718) May 1, 1967, or any adaptation thereof which has been approved by the Agency. (Source: …

Section 211.5670 Roadway "Roadway" means any street, highway, road, alley, sidewalk, parking lot, airport, rail bed or terminal, bikeway, pedestrian mall or other structure used for transportation purposes. (Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)

Section 211.5675 Rocket Motor Bonding Adhesive "Rocket motor bonding adhesive" means an adhesive used in rocket motor bonding applications. (Source: Added at 45 Ill. Reg. 3509, effective March 4, 2021)

Section 211.5680 Rocket Motor Nozzle Coating "Rocket motor nozzle coating" means a catalyzed epoxy coating system used in elevated temperature applications on rocket motor nozzles. (Source: Added at 45 Ill. Reg. 3509, effective March 4, 2021)

Section 211.5690 Roll Coater "Roll coater" means an apparatus used for roll coating. (Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)