S.C. Code Ann. § 38-17-150
Each attorney shall annually make and file by March first with the department a sworn statement, upon a form to be prescribed and furnished by the director or his designee, showing that the financial condition of affairs at the office where the reciprocal or interinsurance contracts are issued is in accordance with the standard of solvency provided for in this chapter and stating:
(6) the amount of reinsurance accepted from admitted companies and the premiums received for that reinsurance on risks located in this State, with the names of the insurers so reinsured.
However, the attorney may not be required to furnish the names and addresses of any subscribers.