Cal. Bus. & Prof. Code § 6763.5

If an applicant for registration as a professional engineer or certification as an engineer-in-training, or for authorization to use the title “structural engineer” or “soil engineer,” is found by the board to lack the qualifications required for admission to the examination for such registration, certification, or authorization, the board may, in accordance with the provisions of Section 158 of this code, refund to him or her one-half of the amount of his or her application fee.