Section 18938 Of Article 2. Examinations From California Government Code >> Division 5. >> Title 2. >> Part 2. >> Chapter 4. >> Article 2.

. The department or a designated appointing power may issue certificates of competence to candidates who are successful in certain phases of examinations involving a particular knowledge, ability, or skill. For the period named in such a certificate, the department or a designated appointing power may accept it as evidence of the candidate's competence in lieu of participation in that phase of an examination.