S.C. Code Ann. § 38-25-560: Filing of certain motions.

Nothing in this article may be construed to prevent an unauthorized insurer from filing a motion to quash a writ or to set aside service thereof made in the manner provided in SECTION 38-25-510, 38-25-520, or 38-25-530 on the ground that (a) no policy or contract of insurance has been issued or delivered to a citizen or resident of this State or to a corporation authorized to do business in this State, (b) the insurer has not been transacting business in this State, or (c) the person on whom service was made pursuant to SECTION 38-25-530 was not doing any of the acts listed in that section.