S.C. Code Ann. § 40-69-470
The board may issue a certificate, without written examination, to a qualified applicant who is certified as an Animal Health Technician in another state if the applicant furnishes satisfactory proof that he is a graduate of an American Veterinary Medical Association Accredited School of Animal Health Technology, is in good standing in his respective state, and holds a current certificate to work as an Animal Health Technician in that state.
The board is authorized to enter into reciprocal certifying agreements with other states having similar certifying requirements and the board may certify, without written examination, any person working as an Animal Health Technician in such other states.