S.C. Code Regs. 20-8.7
S.C. Code Regs. 20-8.7. Mid-Ring Instructions
The referee shall call participants together before each bout for final instructions, covering good sportsmanship and the eight-count, at which time each contestant shall be accompanied by his/her chief second only. The principals, after receiving instructions, shall shake hands and retire to their corners. Participants shall not again shake hands until the beginning of the last round.