30 CFR 45.4 - Independent contractor register.
(1) The independent contractor's trade name, business address and business telephone number;
(2) A description of the nature of the work to be performed by the independent contractor and where at the mine the work is to be performed;
(3) The independent contractor's MSHA identification number, if any; and
(b) Each production-operator shall maintain in writing at the mine the information required by paragraph (a) of this section for each independent contractor at the mine. The production-operator shall make this information available to any authorized representative of the Secretary upon request.