[Code of Federal Regulations]
[Title 30, Volume 1]
[Revised as of July 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 30CFR27.10]

[Page 143]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 27--METHANE-MONITORING SYSTEMS--Table of Contents
 
                      Subpart A--General Provisions
 
Sec. 27.10  Conduct of investigations, tests, and demonstrations.

    MSHA shall hold as confidential and shall not disclose principles or 
patentable features, nor shall it disclose any details of drawings, 
specifications, or related materials. The conduct of all investigations, 
tests, and demonstrations shall be under the direction and control of 
MSHA, and any other persons shall be present only as observers, except 
as noted in paragraph (b) of this section.
    (a) Prior to the issuance of a letter of certification, necessary 
Government personnel, representatives of the applicant, and such other 
persons as are mutually agreed upon may observe the investigations or 
tests.
    (b) When requested by MSHA the applicant shall provide assistance in 
assembling or disassembling components, subassemblies, or assemblies for 
testing, preparing components, subassemblies, or assemblies for testing, 
and operating the system during the tests.
    (c) After the issuance of a letter of certification, MSHA may 
conduct such public demonstrations and tests of the certified methane-
monitoring system or components as it deems appropriate.

[31 FR 10607, Aug. 9, 1966, as amended at 39 FR 24003, June 28, 1974]