Cal. Fish & G. Code § 5988
When a screen has been installed, the owner may, by written notice within 90 days after such installation, request the department to inspect the screen for the purpose of accepting it. Thereupon it is the duty of the department to inspect the screen, and if it has been installed in accordance with the order and plans and specifications agreed upon by the department and the owner as provided in Section 5992 or approved by the Department of Water Resources the department shall accept and approve the screen in writing. If, upon such inspection it appears that the screen has not been constructed and installed in accordance with such plans and specifications, the department shall, within 60 days after such inspection, notify the owner of any deviation from the order. Thereupon such deviation may be remedied within 90 days, and a further inspection requested.
Ca. Fish and Game Code § 5988