S.C. Code Ann. § 40-75-570

Notwithstanding the provisions of Chapter 55, Title 40, additional credential lines must be used to indicate legitimate qualifications of the licensee whenever the work being done is for use by a school district or private school. Credential lines shall follow the typed or printed name of the licensee. For South Carolina Department of Education school psychologists, level II, the credential line shall read "Licensed Psycho-educational Specialist, Certified by South Carolina Department of Education in School Psychology, Certification No. __________"; For Department of Education school psychologists, level III, the credential line shall read "Licensed School Psychologist, Certified by South Carolina Department of Education in School Psychology, Certification No. __________"; however, to use this credential line a level III school psychologist must be licensed by the South Carolina Board of Examiners in Psychology.