[Code of Federal Regulations] [Title 30, Volume 1] [Revised as of July 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 30CFR50.12] [Page 254] TITLE 30--MINERAL RESOURCES CHAPTER I--MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR PART 50_NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES--Table of Contents Subpart B_Notification, Investigation, Preservation of Evidence Sec. 50.12 Preservation of evidence. Unless granted permission by a MSHA District Manager Manager, no operator may alter an accident site or an accident related area until completion of all investigations pertaining to the accident except to the extent necessary to rescue or recover an individual, prevent or eliminate an imminent danger, or prevent destruction of mining equipment. [42 FR 65535, Dec. 30, 1977; 43 FR 1617, Jan. 11, 1978, as amended at 69 FR 26499, May 13, 2004]