License plates first issued to registrants under previous requirements are not subject to the revised requirements that a person must meet to apply for a plate specified in this article.
S.C. Code § 56-3-15000
2022 Act No. 216, Section 9, provides as follows:
"SECTION 9. SECTION 1 of this act takes effect upon approval by the Governor. SECTIONS 2, 3, 4, 5, 6, 7, and 8 of this act take effect May 6, 2022."