Employers whose employees' occupational injuries and illnesses are required to be recorded under the Federal Mine Safety and Health Act of 1977 are not required to comply with the recordkeeping requirements of this article to the extent that so complying would result in duplicating information, provided access to the records required by Code of Federal Regulations, Title 30, Chapter 1, Subchapter I, commencing with Section 50.20 is granted to authorized representatives of the official mine safety agency of the State.