Cal. Fish & Game Code § 2583

(a) Except as provided in subdivision (b), any person who violates this code or any regulation adopted to carry out this code, and, with the exercise of due care, should have known that the birds, mammals, amphibians, reptiles, or fish, or the endangered or threatened species, or the fully protected birds, mammals, or fish were taken, possessed, transported, imported, received, purchased, acquired, or sold in violation of, or in a manner unlawful under, this code, may be assessed a civil penalty. The civil penalty imposed under this chapter by the department shall not be more than ten thousand dollars ($10,000) for each bird, mammal, amphibian, reptile, or fish, or for each endangered or threatened species, or each fully protected bird, mammal, or fish unlawfully taken, possessed, transported, imported, received, purchased, acquired, or sold. This civil penalty may be in addition to any other penalty, civil or criminal, provided in this code or otherwise by law.

(b) No civil penalties shall be imposed under this chapter until the guidelines for the imposition of the penalties are adopted by the commission pursuant to Section 500.