Certificates shall expire at such time as the Department of Education, by general rule and regulation, may prescribe.

SOURCE: GC § 11305. Amended by 24-142:11 (Feb. 27, 1998), repealed and reenacted by P.L. 26-026:3 (July 5, 2001), and amended by P.L. 26-104:2 (June 11,
2002).