[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: 30CFR27.12] [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. 27.12 Withdrawal of certification. MSHA reserves the right to rescind for cause any certification issued under this part.