Section 29-5-15 - Filing requirements; penalty for frivolous lien(A) To file a mechanics' lien, a contractor must provide the county clerk of court or register of deeds proof that he is licensed or registered if he is required by law to be licensed or registered. As proof of licensure or registration, the contractor must record his contractor license number or registration number on the lien document when the lien document is filed.(B) A contractor who files a frivolous lien is subject to a fine up to five thousand dollars, the loss of his registration or contractor license, or both.Added by 2009 S.C. Acts, Act No. 40 (HB 3187), s 2, eff. 6/2/2009.