[Code of Federal Regulations]
[Title 40, Volume 5]
[Revised as of July 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR57.505]

[Page 149]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 57_PRIMARY NONFERROUS SMELTER ORDERS--Table of Contents
 
           Subpart E_Fugitive Emission Evaluation and Control
 
Sec. 57.505  Amendments of the NSO.

    An NSO shall be amended within three months of submission of any 
report required under Sec. 57.504 so as to require additional fugitive 
emission control measures if such report establishes that such 
additional measures are necessary to assure that the NAAQS will be 
maintained with a reasonable degree of reliability.

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