When any person is convicted for a violation of any provision of this chapter or any order, decision, requirement, rule, or regulation of the commission and it is alleged in the indictment upon which he is convicted and it is admitted, or by jury found, that he has been before convicted of a violation of any provision of this chapter or order, decision, requirement, rule, or regulation of the commission, committed prior to the violation for which the indictment upon trial was found, then he shall be fined not less than five hundred dollars nor more than five thousand dollars and shall, in addition thereto, be confined in the county jail for not less than three months nor more than one year.
W. Va. Code § 24A-7-5