Prior to commencing an inspection of a coal mine, a mine inspector shall review the most recent available report of inspection by MSHA. During the course of a complete inspection of a coal mine, the mine inspector shall comprehensively review the records for the 30-day period preceding the inspection of pre-shift examinations, on-shift exams, daily inspections, and weekly examinations that are required to be maintained pursuant to the Act. The mine inspector may review the records for such additional period as he deems prudent. During the course of the inspection, the inspector shall review other records relating to safety and health conditions in the mine that are required to be maintained pursuant to the Act.
Va. Code § 45.2-561