No reserve shall assume a detention officer function until he has completed successfully a jail preservice training program approved by the South Carolina Criminal Justice Academy pursuant to Chapter 23 of Title 23 and passed a comprehensive test prepared by the South Carolina Criminal Justice Academy and administered by the director of the local detention facility. Within one year of appointment, a reserve must successfully complete a jail operations training program promulgated by the South Carolina Criminal Justice Academy pursuant to Chapter 23 of Title 23 in order to be eligible for continuation as a reserve. A reserve who serves more than one year must complete the same annual in-service training requirements as regular full-time detention officers. All training which is provided locally or regionally is subject to review by the South Carolina Law Enforcement Training Council and approval of the South Carolina Criminal Justice Academy.