[Code of Federal Regulations]

[Title 40, Volume 31]

[Revised as of July 1, 2006]

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

[CITE: 40CFR1048.140]



[Page 560-561]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 1048_CONTROL OF EMISSIONS FROM NEW, LARGE NONROAD SPARK-IGNITION 

ENGINES--Table of Contents

 

          Subpart B_Emission Standards and Related Requirements

 

Sec.  1048.140  What are the provisions for certifying Blue Sky Series 

engines?



    This section defines voluntary standards for a recognized level of 

superior emission control for engines designated as ``Blue Sky Series'' 

engines. Blue Sky Series engines must meet one of the following 

standards:

    (a) For the 2003 model year, to receive a certificate of conformity, 

a ``Blue Sky Series'' engine family must meet all the requirements in 

this part that apply to 2004 model year engines. This includes all 

testing and reporting requirements.

    (b) For the 2003 through 2006 model years, to receive a certificate 

of conformity, a ``Blue Sky Series'' engine family must meet all the 

requirements in this part that apply to 2007 model year engines. This 

includes all testing and reporting requirements.

    (c) For any model year, to receive a certificate of conformity as a 

``Blue Sky Series'' engine family must meet all the requirements in this 

part while certifying to one of the sets of exhaust emission standards 

in the following table:



   Table 1 of Sec.   1048.140--Long-Term Standards for Blue Sky Series

                            Engines (g/kW-hr)

------------------------------------------------------------------------

   Standards for steady-state and         Standards for field-testing

      transient test procedures                   procedures

------------------------------------------------------------------------

      HC+NOX               CO              HC+NOX              CO

------------------------------------------------------------------------

         0.80                4.4              1.10               6.6

         0.60                4.4              0.84               6.6

         0.40                4.4              0.56               6.6

         0.20                4.4              0.28               6.6

         0.10                4.4              0.14               6.6

------------------------------------------------------------------------



    (d) If you certify an engine family under this section, it is 

subject to all



[[Page 561]]



the requirements of this part as if these voluntary standards were 

mandatory.



[67 FR 68347, Nov. 8, 2002, as amended at 70 FR 40470, July 13, 2005]