[Code of Federal Regulations]
[Title 40, Volume 5]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 40CFR56.4]

[Page 129]
 
                   TITLE 40--PROTECTION OF ENVIRONMENT
 
         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
 
PART 56--REGIONAL CONSISTENCY--Table of Contents
 
Sec. 56.4  Mechanisms for fairness and uniformity--Responsibilities of 
Headquarters employees.

    (a) The Administrator shall include, as necessary, with any rule or 
regulation proposed or promulgated under parts 51 and 58 of this chapter 
1 mechanisms to assure that the rule or regulation is 
implemented and enforced fairly and uniformly by the Regional Offices.
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    \1\ Part 51 is entitled, ``Requirements for Preparation, Adoption, 
and Submittal of Implementation Plans.'' Part 58 is entitled, ``Ambient 
Air Quality Surveillance.''
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    (b) The determination that a mechanism required under paragraph (a) 
of this section is unnecessary for a rule or regulation shall be 
explained in writing by the responsible EPA official and included in the 
supporting documentation or the relevant docket.