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### RULE 202 E.xe®tions 

### Any authority to constrt±ct or a permit to operate s'.a1 not. be reqsired for:

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### a. Vehicles as defined by the Vehicle Code of the State of California. but not including any article, ciachine, eaui=ent or otiier contrivastcE mounted on such vehicle *hat w

~ ould other..-ise require a permi.t 

### under the provasions of these rules and rzgulations. b. Vehicles used to Lransport passengers or freight.

c. Equi.pwent utilized e:cclusively in cors:ection with any struct.i.:e, 

### kfiich stru:.ture is desio ed for 2nd ::sad exclusively as a d

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### elling for not nore than four f2yilies. ; d. The follow

- ino equipment:
1. Comfort ui.r conditionirig or co,:.fort ventilating systeras Vhich are not desigr ed to re:nove air contatainznts generated b} or re

### leased from specific units or eqaipment. 2. Refrigeration un=ts except those used as, or in conjunction with, air pollution control equipment. 3. Piston type internal cor•:bustion er.gines with ` rating of 500 brake horsepower or less, all interr:al combustion engines used for agriculturai operations necessary for the growi:?e of crca s, or the raising of fowl or animzls. A11 internal ccr:oustior 

### er.gines not attached to a stationary found3tion are also exPmpt. Adopted 12-15-80, becc:nes effective 4-15-81. 4. Water coolino towers and ti;ater cool.ing por.ds not used for 

### evaporative cooling of water from baroa:etric jets or from barometric cor.densers. 5. Equipment used exclusively for stean cleanino. 6. Presses used exclusively for extruding metals, minerals, plastics*or wood. 7. Equiprent uszd exclusively for space heating, other than boilers 8. Equipment used for hydraulic or hLydrestatic testir.o.

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9. Equipment used in eating establishments for the purpose of prepari ng food for hu:nan consi tion.



## ~ ' 10. Equipment used exclusively to corTmress or hold dry natural gas.

11. Crucible-type or pot-type furnaces with a brimf ul capacity of less than 450 cubic inches of any molten metal. 12. Batch mixers of five cubic feet rated wo:king cmacity or less. 13. Smokehouses in which the m axim+m 

### horizontal inside'cross-sectio area does not exceed 20 square feet. 14. Air Resources Board approved orchard heaters. ~ •
. I e. The followin ; equipment or any exhaust svstem or collector serving 

### exclusively such equipment: ~ 

### 1. Laboratory equip:nent used exclusively for chemical or physical analyses and bench scale laboratory equipment. 2. Brazir.g, soldering or welding equipment. 3. Ovens, mixers, and blenders used in bakeries w':iere the products are edible and intended for hur.an consucrotion. 

### 4. Equip:aent used eaclusively fcr forging, pressing, ro3ling, or drawing of inetals or for heating metals iuruediately prior to



### - forging, pressing, rolling or drawin;.

5. Equip7*

~ ent using aqueous solutior.s =o r surface preparation,

### cleaning, strippin;;, etchin; (coes not include chemical riillir.g), or the electrolytic plating y-ith electrolytic polishinb. or the electrolytic stripping of bronz.e, braas, cadnit=, 

### copper, iron, lead, nickel,'tir., zinc, and prrcieus metals.
6. Equipment used for washing or drying products fabricated frommetal, cloth, fabric, or glass, provided that no organic materials are used in the process and that no oil or solid fuel is burned. 7. Equipment used for coacpression molding and injection molding of plastics. 8. Vacuum producing devices used in laboratory operations or in connection with other equipment which is exempt by Rule 201. 9. Equipnent used for noncocmnercial buffing (except autonatic or semi-automatic tire buffers) or polishino, carving, cutting,drilling, machining, routing, sandins, sawing, surface grinding or turning of ceramic artwork. ceracaic piecision parts, leather, metals, plastics, rubber, fiberboard, masonry, asbestos, carbon or graphite. 10. Equipment used for noncorm-ercial carving, cutting, drilling,surface grinding, plar.ing, routing, sanding, sawing, shredding, or turning of wood, or the pressing or storing of sawdust, wood chips or wood shavings. 11. Laundry driers, extractors, or tumblers used for fabrics cleaned only with water solutions of bleach or detergents. 

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### f. Stea_m generators, steam superheaters, water boilers, water heaters, and closed heat trar.sfer syster^s that have a raaxilnun heat imput rate of less thar. 35,000,000 BTU/tir. (gross) and are fired exclusively with natural gas or liquified petroleum gas or combination thereof. Adopted 12-15-80, becomes effective 4-15-81. 

### ' g. tdatural draft hoods, natural draft stacks or natural draf:t ventilat,

h. Containers, reservoirs, or tanks used exclusively for: 1. "Dipping operations for coating objects with oils, waxes, or greases where no organic solvents, diluents, or thinners are us , 2. Dipping operations for applying coatings of natural or syntheti resins which contain no organic solvents. 3. Storage of liquefied gases. 4. Equipment used exclusively for the transfer of less than 75,700 liters (20,000 gallons) per day or equipment used exclusively

- for the storage of the following:

(a) Unheated organic materials with an initial boiling point



### . of 150 0 C(302 ° F) or greater. (b) Fuel oils with 0.9042 specific gravity or higher (25 ° API or louer). (c) Fuel oils with 0.8251 specific gravity or higher (40 0 A.PI or lower) and having a capacity of 151,500'liters (40,000 gallons) or less. 5. Equipment used exclusively for the storage and transfer of refined lubricating oils. 6. Unheated, non-conveyorized, non-agitated solvent rinsing containers and unheated non-conveyorized co:+ting dip t.:nks, with an open surface area of less than 1.0 square c:eter (10.8 square feet).and unhested conveyorized coating dip tanks•with an open surface arca of less thzn 2.0 square meters (21.5 squar feet). 7. Transportinb r..aterials on streets or hibh:,ays 8. Storage nf gasoline in tank:: a.;.ing c capacity of 2,000 gallons or less which were in,ta:ted be:ore .;Liy 1, 1975. 9. Storage of Rasoline in ranks havin; a capacity of 250 Eallons oi less.
i. Self-propellc•d mobile coastructi-)n equipaiznt other than pave:nent burne rs . j. :•1obi1 agricLltural implrcei:ts usec: ;n aaricultLral oi

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~ ions..k. Vacuura cleaning systems used exclusively for ind3strial, com:nercial or residential housekPepir.g purposes.

### l. Repairs or maintenance not in:•olvin; dcsio changes to any

~ equipment for x,rh.ich a permit has bee:: g_anted.

m. Identicsl replacements in c.

~ ole or in part of sny equipxent where a per-r

...it to operace ha.s previously been granted for such 

### equipment.

n. Other seurces of irinor significance

- %Adch may be specified by the air pollution control offic2r: F.ULE 202.1 Experir;,e-:ta1 Research Operati.ons The Contr ci Officer r.:ay exempL fro:i the reQuire^en:s o:' ncguiation .[I ext,eri:^enLal :'e.ie-:rci1 ope:"at2.^rns

### if the follo::ing requirements are met. Failure to satisfy ar:y of these requirements will result in the revocation of an exemFtion and ree4ire - ccmpliaricP with 

### the requirements of Regulation II.

a. The purpcse of t::e operation is to permiL investigation, experie-entation or research to advance t: e state of knowiedse or the state of art of a particular control technology or i*dustrial proc:ss; b. The Control Officer is notified, in writir.g, of t;:e Furpose, E,aals and objectives of the project, T;:easures to be ta::?n to minimize 

### the emission of air contaminants, the rrorosecl installation date, • the plar.ned startup c'ate, t;e expected duration uf the test and



### test schedules;



# ~ C. The cumulative total days of operatlon will not exceed 180. If

the applicant ir.tends to continue eper3tion of the tec;:.^.ologr or process for more tnan 180 c'3yn, a ccmplisr.ce srhell-lie for obtaining ' necessary rer.aits under Re;ulation iI : i:all be est351isnzd by the Control Officer; 

### d. Official test results (if the proPct ir.volves 3ir p=1lution control I devices) are sutmitted to the District, in s•rriti:,r and in final form, no zr:ore than sixty (60) days after each tt:st seque.^.ce is corplete;

e. Tac Control Off:cer has Frants.d rr- :r .aritten ap.•roval. For the purp-isos of L} i.s rule, n Fx,7E'r_".en!:tl r•` .e?rc!i c=.(:r'3tions" include s::y air ;-Aluticn cci:troi d°_vice or v:'

- ''&V pr•,^,cess or

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