(1) An approved school (applicant) may offer courses, except for the mandated courses, that are currently approved for another secondary education school after:

(a) The applicant provides the department with written authorization by the secondary education school permitting the use of the course content by the applicant; and

(b) The department issues a certificate of course approval to the secondary education school.

(2) The applicant must use the course approval number issued by the department on all certificates of course completion.

(3) Course approval is valid only for the dates of the originally approved course.

(4) The applicant may not apply for secondary school approval for the following courses: Real estate fundamentals, real estate brokerage management, real estate law, advanced real estate law, business management, real estate practices, advanced real estate practices, Washington real estate fair housing, or core course.