[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: 30CFR7.4]

[Page 15]
 
                       TITLE 30--MINERAL RESOURCES
 
  CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
 
PART 7--TESTING BY APPLICANT OR THIRD PARTY--Table of Contents
 
                           Subpart A--General
 
Sec. 7.4  Product testing.

    (a) All products submitted for approval under this part shall be 
tested using the test procedures specified in the appropriate subpart 
unless MSHA determines, upon review of the documentation submitted, that 
testing is not required. Applicants shall maintain records of test 
results and procedures for three years.
    (b) Unless otherwise specified in the subpart, test instruments 
shall be calibrated at least as frequently as, and according to, the 
instrument manufacturer's specifications, using calibration standards 
traceable to those set by the National Bureau of Standards, U.S. 
Department of Commerce or other nationally recoginzed standards and 
accurate to at least one significant figure beyond the desired accuracy.
    (c) When MSHA elects to observe product testing, the applicant shall 
permit an MSHA official to be present at a mutually agreeable date, 
time, and place.
    (d) MSHA will accept product testing conducted outside the United 
States where such acceptance is specifically required by international 
agreement.

[53 FR 23500, June 22, 1988; 53 FR 25569, July 7, 1988; 60 FR 33722, 
June 29, 1995]