S.C. Code Ann. § 50-13-315: Traps; inspection.

(A) A trap must not be:

(1) placed within six hundred feet of a public boat launching area;

(2) set so as to leave any part of the trap exposed at low water;

(3) unattended for more than three days.

(B) The department may inspect traps for compliance with this section at anytime. If the department finds any trap in violation of this chapter or contains only dead catch or excessive dead catch, the trap is contraband and must be seized and disposed of according to law.