(a) If after investigation the executive director or the executive director's designee determines that reasonable cause does not exist to believe that the respondent engaged in an unlawful employment practice as alleged in a complaint, the executive director or the executive director's designee shall issue a written determination, incorporating the finding that the evidence does not support the complaint and dismissing the complaint.
(b) The executive director or the executive director's designee shall serve a copy of the determination on the complainant, the respondent, and other agencies as required by law.