Cal. Ins. Code § 10403

A health insurer that is subject to the requirements of Chapter 8.5 (commencing with Section 127671) of Part 2 of Division 107 of the Health and Safety Code and that fails to comply with the data submission requirements of that chapter is subject to a civil penalty not to exceed five thousand dollars ($5,000) for each 30-day period in which the insurer fails to comply. If the failure to comply is willful, the insurer is subject to a civil penalty not to exceed ten thousand dollars ($10,000) for each 30-day period in which the person fails to comply. The aggregate penalty for each instance of noncompliance shall not exceed one hundred thousand dollars ($100,000). In determining the penalty, the commissioner shall consider the good faith of the insurer and any similar prior violations by the insurer.