(Adopted April 6, 1979)(Amended January 8, 1982)(Amended December 7, 1984) (Amended January 10, 1986)(Amended May 5, 1989)(Amended December 1, 1989) (Amended March 2, 1990)(Amended November 2, 1990)(Amended December 7, 1990) (Amended August 2, 1991)(Amended January 13, 1995)(March 7, 2008)
RULE 1125. METAL CONTAINER, CLOSURE, AND COIL COATING OPERATIONS (a) Applicability This rule applies to all coating ope rations in the manufacturing and/or reconditioning of metal cans, drums, pails, lids, and closures. It also includes coating of the surface of flat metal sh eets, strips, rolls, or coils during the manufacturing and/or reconditioning of metal containers, closures, and coils. (b) Definitions For the purpose of this rule, the following definitions shall apply: (1) AEROSOL COATING PRODUCT is a pressurized coating product containing pigments or resins that are dispensed by means of a propellant, and are packaged in a disposable can for hand-held application. (2) CLOSURE is any component which is used to close or seal a filled can, jar, or bottle. (3) COATING APPLICATOR is any apparatus used to apply a surface coating. (4) COATING LINE is any operation or process for applying, drying, or baking and/or curing surface coatings, t ogether with associated equipment, such as a coating applicator, flash-off area, and oven. (5) COIL is any flat metal sheet or stri p that is rolled or wound in concentric rings. (6) DRUM is any cylindrical metal shi pping container larger than 12 gallons capacity but no larger than 110 gallons capacity. (7) END SEALING COMPOUND is any co mpound which is applied to the can ends of a metal container and/or cover, and which functions as a gasket when the end is assembled. (8) EXEMPT COMPOUNDS: are as defi ned in Rule 102-Definition of
Terms. (9) EXTERIOR BASE COATING is any coa ting applied to the exterior of a can body, end, or flat sheet to provide pr otection to the metal or to provide background for any subsequent printing operation. (10) EXTERIOR END COATING is a coati ng applied to the exterior end of a can to provide protection to the metal.

1125 - 1Rule 1125 (Cont.) (Amended March 7, 2008)

(11) FOOD/BEVERAGE CAN is any meta l container intended for packaging food or beverages. (12) GRAMS OF VOC PER LITER OF COATING, LESS WATER AND LESS EXEMPT COMPOUNDS is the weight of VOC per combined volume of VOC and coating solids a nd can be calculated by the following equation: Grams of VOC per Liter of Coating, Less Water and Less Exempt Compounds =

eswm es ws 

### V - V - V W- W- W

Where:
W s = weight of volatile compounds in grams
W w = weight of water in grams
W es = weight of exempt compounds in grams
V m = volume of material in liters
V w = volume of water in liters
V es = volume of exempt compounds in liters
(13) GRAMS OF VOC PER LITER OF MA TERIAL is the weight of VOC per volume of material and can be calculated by the following equation:

Grams of VOC per Liter of Material

m esws V W-W-W

=

Where: W s = weight of volatile compounds in grams
W w = weight of water in grams
W es = weight of exempt compounds in grams
V m = volume of material in liters (14) HAND APPLICATION METHOD is the application of coatings using manually held, non-automatic equipment. Examples of this method include, but are not limited to, application by paint brush, hand roller, trowel, spatula, dauber, rag, and sponge. (15) HIGH-VOLUME, LOW-PRESSURE (HVLP) SPRAY is a coating application system which is designed to be operated at air pressures between 0.1 and 10.0 pounds per square inch gauge (psig) at the air cap of the spray gun.

1125 - 2Rule 1125 (Cont.) (Amended March 7, 2008)

(16) INK is any coating used in a ny operation that imparts color, design, alphabet, or numerals on an exterior su rface of a metal container, closure, or coil. (17) INKJET INKS are inks used in c onjunction with a printing process where images are formed by the precise placement of small (picoliter-sized) droplets of ink fired at high speeds from the nozzle(s) of computercontrolled printheads. For the purposes of this rule, inks used with modular electric spray ink dot equipment shall also be considered as inkjet inks. (18) INKJET MAKE-UP SOLVENT is a solven t that is added to an inkjet ink after it has been recirculated in a continuous inkjet printing process. (19) INTERIOR BASE COATING is any co ating applied to the interior of a can body, end, or flat sheet to provi de a protective lining between the product and the can. (20) INTERIOR BODY SPRAY is any coati ng sprayed on the interior of the can body to provide a protective film between the product and the can. (21) METAL CONTAINER, CLOSURE, AND COIL COATING is any VOCcontaining coating applied to the surfaces of metal cans, drums, pails, lids, closures, or to the surface of flat meta l sheets, strips, rolls, or coils during the manufacturing and/or reconditioning process. (22) NECKER LUBRICANT is any fluid or solid lubricant applied to a can forming tool to reduce friction while reducing the can diameter to form a neck. (23) OVERVARNISH is any coating applied directly over a design coating to reduce the coefficient of friction, to provi de gloss, and to protect the finish against abrasion and corrosion. (24) PAIL is any cylindrical metal sh ipping container of from 1-gallon to 12- gallon capacity and constructed of 29 gauge or heavier material. (25) SOLVENT CLEANING OPERATION is the removal of loosely held uncured adhesives, uncured inks, uncured coatings, and contaminants from parts, products, tools, machinery, equipment, and general work areas. Contaminants include, but are not limite d to, dirt, soil, and grease. In a cleaning process which consists of a series of cleaning methods, each distinct method shall constitute a separate solvent cleaning operation. (26) THERMOCHROMIC INK is an ink th at changes color when subject to a temperature change.

1125 - 3Rule 1125 (Cont.) (Amended March 7, 2008)

(27) THREE-PIECE CAN SIDE SEAM SPRAY is any coating sprayed on a welded, cemented, or soldered seam to protect the exposed metal. (28) VOLATILE ORGANIC COMPOUND (VOC ) is as defined in Rule 102- Definition of Terms.

(c) Requirements (1) Any person shall not use or apply any coating on any coating line of the type designated below which contai ns any volatile organic compound in excess of the following limits, expressed as grams of VOC per liter of coating or pounds per gallon of coating, less water and less exempt compounds, except for inkjet inks and inkjet make-up solvents, where the referenced VOC limit is expressed as grams of VOC per liter of material or pounds per gallon of material:

VOC LIMITS COATING CATEGORY g/L Lb/gal Can Coatings Three-Piece Can Sheet Basecoat (Exterior and Interior Overvarnish) 225 1.9

Two-Piece Can Exterior Basecoat and Overvarnish 250 2.1 Can Interior Body Spray Two-Piece Can 440 3.7 Three-Piece Can 510 4.2 Three-Piece Can Side Seam Spray 660 5.5 Drums, Pails, and Lids Coatings
New Exterior 340 2.8 Interior 420 3.5 Reconditioned Exterior 420 3.5 Interior 510 4.2 Coil Coatings Coatings 200 1.7

1125 - 4Rule 1125 (Cont.) (Amended March 7, 2008)

All Operations
Necker Lubricants 100 0.8 End Sealing Compounds Food/Beverage Cans Effective 7-1-08 440 20 3.7 0.17
Non-Food Containers 0 0
Inks Other than Inkjet 300 2.5 Inkjet 250* 2.1* Thermochromic Inkjet 700* 5.8* Inkjet Make-Up Solvents General Inkjet 250* 2.1* Thermochromic Inkjet 800* 5.8*
* Different VOC determination method

(2) Any person may comply with the provisi ons of paragraph (c)(1), and/or (c)(5) by using an emission control system, for reducing VOC emissions which has been approved in writing by the Executive Officer. (A) The emission control system shall co llect at least 90 percent by weight of the emissions generated using USEP A, ARB, and District methods specified in subparagraph (e)(2)(A) and ha ve a destruction efficiency of at least 95 percent by weight, or (B) The approved system shall redu ce the VOC emissions when using noncompliant coatings to an equivalent or greater level that would be achieved by the provisions in paragraph (c)(1). The required efficiency of an emission control system at which an equivalent or greater level of VOC reduction will be achieved shall be calculated by the following equation:



## ( ) ( ) 100

D VOC -1 D VOC 1

VOC

VOC -1 C.E.

c LWc Maxn MaxLWn

MaxLWn

LWc × ⎥ ⎥ ⎥ ⎥ ⎥

⎦ ⎤

⎢ ⎢ ⎢ ⎢ ⎢

⎣ ⎡

⎪ ⎪ ⎭ ⎪ ⎪ ⎬ ⎫

⎪ ⎪ ⎩ ⎪ ⎪ ⎨ ⎧

⎟ ⎟ ⎠ ⎞ ⎜ ⎜ ⎝ ⎛ ⎟ ⎟ ⎠ ⎞ ⎜ ⎜ ⎝ ⎛

−

× =

1125 - 5Rule 1125 (Cont.) (Amended March 7, 2008)

Where:

C.E. = Control Efficiency, percent VOC LWc = VOC Limit of Rule 1125, less water and less exempt compounds, pursuant to subdivision (c) VOC LWn Max = Maximum VOC content of non-compliant coating used in conjunction with a control devi ce, less water and less exempt compounds D n Max = Density of solvent, reducer, or thinner contained in the noncompliant coating, containing the maximum VOC content of the multicomponent coating D c = Density of corresponding solvent, reducer, or thinner used in the compliant coating system = 880g/L (3) Alternative Emission Control Plan Owners and/or operators may comply with the provisions of paragraph (c)(1) by means of an Alternative Emission Control Plan pursuant to Rule 108. (4) Transfer Efficiency A person or facility shall not apply any co ating subject to the provisions of this rule unless the coating is applied with properly operating equipment according to operating procedures specified by the e quipment manufacturer or the Executive Officer or his designee, and by the use of one of the following methods: (A) electrostatic application; or (B) flow coat; or (C) roll coat; or (D) dip coat; or (E) high-volume, low-pressure (HVLP) spray; or (F) hand application methods; or (G) printing techniques, such as inkjet printing; or (H) such other coating application me thods as are demonstrated to the Executive Officer to be capable of achieving a transfer efficiency equivalent or better to the method listed in subparagraph (c)(4)(E) and for which written approval of the Executive Officer has been obtained.

(5) Solvent Cleaning Operations; Stor age and Disposal of VOC-containing Materials All solvent cleaning operations and the storage and disposal of VOCcontaining materials used in solvent cleaning operations shall be carried out pursuant to Rule 1171 - Solvent Cleaning Operations.

1125 - 6Rule 1125 (Cont.) (Amended March 7, 2008)

(6) Recordkeeping Notwithstanding provisions of subdivision (g), records shall be maintained pursuant to Rule 109, except that usag e records for complying inks may be grouped by ink categories and each cat egory constitutes a different VOC

content.

(d) Prohibition of Specification and Sale (1) A person shall not solicit or require any other person to use, in the District, any coating or combination of coatings to be applied to any metal container, closure, or coil subject to the provisions of this rule that does not meet the limits and requirements of this rule, or of an Alternative Emission Control Plan (AECP) appr oved pursuant to the provisions of paragraph (c)(3) of this rule. (2) The requirements of paragraph (d)(1) shall apply to all written or oral agreements executed, entered into, or renewed including options after December 1, 1989. (3) A person shall not sell, offer for sale , use, or apply any coating within the district, applied to any metal containe r, closure, or coil subject to the provisions of this rule, containing the following exempt compounds: methylene chloride, trifluoromethane (FC-23), trichlorotrifluoroethane (CFC-113), dichlorodifluoromethane (CFC-12), trichlorofluoromethane (CFC-11), dichlorotetrafluoroethane (CFC-114), and chloropentafluoroethane (CFC-115). (4) A person shall not sell or offer for sale for use within the District any coating which contains volatile orga nic compounds in excess of the limits specified in this rule for any appli cation governed by this rule unless the label on the product or the data sheets for the product clearly bear the warning that the coating shall not be used unless compliance with the rule can be achieved.

(e) Methods of Analysis All applicable methods of analysis shall be as cited in paragraphs (e)(1) through (e)(5) below, or any other applicab le method approved in writing by the Executive Officer, United States Environm ental Protection Agency (U.S. EPA),

1125 - 7Rule 1125 (Cont.) (Amended March 7, 2008)

and the California Air Resources Bo ard (CARB), provided the approved alternative method is equivalent to those listed below. (1) The VOC content of coatings subject to the provisions of this rule shall be determined by the following methods: (A) United States Environmental Protection Agency (U.S. EPA) Reference Method 24 (Code of Fede ral Regulations Title 40 Part 60, Appendix A,). The exempt compound content shall be determined by SCAQMD Method 303 (Determination of Exempt Compounds) contained in the SC AQMD "Laboratory Methods of Analysis for Enforcement Samples" manual; or, (B) SCAQMD Method 304 [Determinati on of Volatile Organic Compounds (VOC) in Various Materials] cont ained in the SCAQMD "Laboratory Methods of Analysis for Enforcement Samples" manual. (C) Exempt Perfluorocarbon Compounds The following classes of compounds: cyclic, branched, or linear, completely fluorinated alkanes; cyclic, branched, or linear, comple tely fluorinated ethers with no unsaturations; cyclic, branched, or linear, completely fluorinated tertiary amines with no unsaturations; and sulfur-containing perfluorocarbons with no unsaturations and with sulfur bonds only to carbon and fluorine, will be analyzed as exempt com pounds for compliance with subdivision (c), only when manufacturers speci fy which individual compounds are used in the coating formulation. In addition, the manufacturers must identify the U.S. EPA, California Ai r Resources Board, and the SCAQMD approved test methods used to qua ntify the amount of each exempt compound. (2) Determination of Efficiency of Emission Control System (A) The efficiency of the collec tion device of the emission control system as specified in paragraph (c)(2) shall be determined by the procedures presented in the U.S. EPA technical guidance document, "Guidelines for Determining Capture Efficiency, January 9, 1995." Notwithstanding the test methods specified by the Guidelines, any other method may be substituted if approved by the Executive Officer, U.S. EPA, and CARB.

1125 - 8Rule 1125 (Cont.) (Amended March 7, 2008)

(B) The efficiency of the control de vice of the emission control system as specified in paragraph (c)(2) and the VOC content in the control device exhaust gases, measured and calculated as carbon, shall be determined by U.S. EPA Test Me thods 25, 25A, or SCAQMD Test Method 25.1 (Determination of Total Gaseous Non-Methane Organic Emissions as Car bon) or SCAQMD Method 25.3 (Determination of Low Concentr ation Non-Methane Non-Ethane Organic Compound Emissions from Clean Fueled Combustion Sources) as applicable. U.S. EPA Test Met hod 18, or CARB Method 422 shall be used to determine emissions of exempt compounds. (3) The transfer efficiency of alterna tive coating application methods shall be determined in accordance with th e SCAQMD method "Spray Equipment Transfer Efficiency Test Procedure for Equipment User, May 24, 1989". (4) Multiple Test Methods When more than one test method or se t of test methods are specified for any testing, a violation of any require ment of this rule established by any one of the specified test methods or set of test methods shall constitute a violation of this rule. (5) All test methods referenced in th is section shall be the most recently approved version.

(f) Rule 442 Applicability Any metal container, closure, or coil coa ting operation or facility which is exempt from all or a portion of this rule shall comply with the provisions of Rule 442.

(g) Exemptions (1) The provisions of this rule shall not apply to the spray coating of one gallon per day or less of coatings at a single facility. (2) The provisions of this rule shall not apply to aerosol coating products.

1125 - 9