S.C. Code Ann. § 38-55-110: Reserve requirements for tontine policies.

In order to pay endowments as they severally mature, as well as to pay all other benefits incorporated in the policies, certificates, or contracts of insurance, a life insurer, fraternal benefit society, or mutual aid association operating in this State upon a plan described in SECTION 38-55-90 shall establish and maintain on each policy a reserve upon a basis not lower than the American Experience Table of Mortality, full preliminary term, Illinois Standard, and interest assumption of three and one-half percent, covering each contingency provided for in the policy.