[Code of Federal Regulations]

[Title 40, Volume 16]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 40CFR80.62]



[Page 666]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 80_REGULATION OF FUELS AND FUEL ADDITIVES--Table of Contents

 

                     Subpart D_Reformulated Gasoline

 

Sec.  80.62  Vehicle test procedures to place vehicles in emitter group 

sub-fleets.



    One of the two following test procedures must be used to screen 

candidate vehicles for their exhaust THC emissions to place them within 

the emitter group sub-fleets in accordance with the requirements of 

Sec.  80.60.

    (a) Candidate vehicles may be tested for their exhaust THC emissions 

using the Federal test procedure as detailed in 40 CFR part 86, with 

gasoline conforming to requirements detailed in 40 CFR 86.113-90. The 

results shall be used in accordance with the requirements in Sec.  80.60 

to place the vehicles within their respective emitter groups.

    (b) Alternatively, candidate vehicles may be screened for their 

exhaust THC emissions with the IM240 short test procedure.\1\ The 

results from the IM240 shall be converted into results comparable with 

the standard exhaust FTP as detailed in this paragraph (b) to place the 

vehicles within their respective emitter groups in accordance with the 

requirements of Sec.  80.60.

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    \1\ EPA Technical Report EPA-AA-TSS-91-1. Copies may be obtained by 

ordering publication number PB92104405 from the National Technical 

Information Service, 5285 Port Royal Road, Springfield, Virginia 22161.

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    (1) A candidate vehicle with IM240 test results <0.367 grams THC per 

vehicle mile shall be classified as a normal emitter.

    (2) A candidate vehicle with IM240 test results =0.367 

grams THC per vehicle mile shall be classified as a higher emitter.