The purposes of this chapter are:

(1) To establish a performance-based certification system to be fully implemented for all teacher candidates applying for the residency certificate after August 31, 2000, and for all teacher candidates applying for the professional certificate after August 31, 2001. A performance-based certification system shall be fully implemented for all principals/program administrators applying for the residency certificate after August 31, 2004, and for all principal/program administrator candidates applying for the professional certificate after August 31, 2006. A performance-based professional certificate system shall be fully implemented for school psychologists and school counselors applying for the residency certificate after August 31, 2005, and for the professional certificate after August 31, 2007.

(2) To establish the various certificates which must be held as a condition to employment in the Washington school system. The performance-based certification system shall include the issuance of a residency certificate, a professional certificate, and other certificates which the professional educator standards board may add in the future.

(3) To establish the conditions and procedures governing issuance and retention of those and other certificates, including endorsements thereon.