The Washington professional educator standards board may permit exceptions from the assessment requirements under RCW 28A.410.220 (1) and (2) on a case-by-case basis. Consistent with the discretion accorded to the professional educator standards board in RCW 28A.410.220(3), the exemptions and extensions provided for in WAC 181-01-001, 181-01-002, 181-02-001 and 181-02-002, shall be the sole exceptions to the WEST-B and WEST-E assessment requirements.