S.C. Code Ann. § 12-37-940
The following articles of personal property shall be valued for taxation, as follows, to wit: Money, bank bills and other bills lawfully circulating as money, at the par value thereof; credits, at the amount payable on the face of the contract, instrument or account, unless the principal be payable at a future time without interest and then at the sum payable, less the lawful interest thereon, for any term of credit not exceeding one year; contracts for the delivery of specific articles, at the usual selling price of such articles at the time of listing; leasehold estates held for any definite term, at the yearly value thereof to the lessee; annuities, at the yearly value thereof to the owner at the time of listing; and leasehold estates held on perpetual lease or for a term certain renewable forever at the option of the lessee, at the full value of the land.