An advanced license is valid for up to 10 years unless extended pursuant to § 1216 of this title or revoked. Upon application, the Department shall issue an advanced license to an educator who receives National Board for Professional Teaching Standards certification. The term of the advanced license shall be the same as the balance of the term of the educator’s National Board for Professional Teaching Standards certification. The Department may also issue an advanced license to an educator who, upon application, demonstrates proficiency under an equivalent program that has been approved in rules and regulations promulgated and adopted under this chapter.

72 Del. Laws, c. 294, § ?2; 75 Del. Laws, c. 77, §§ ?7, 8; 80 Del. Laws, c. 297, § 1; 81 Del. Laws, c. 43, § 1;