S.C. Code Ann. § 38-43-430
Extension to the insured or applicant for insurance of his credit with an insurer by an agent, agency, or producer of record constitutes the advancing of premiums within the meaning of this article and the premiums are considered to have been advanced as of the effective date of the policy or binder of insurance notwithstanding that the agent, agency, or producer remitted to the insurer at a different time or remitted to the insurer net of commission.