California Code, Health and Safety Code - HSC § 25400.45

(a) A property owner who does not provide a notice or disclosure required by this chapter is subject to a civil penalty in an amount of up to five thousand dollars ($5,000). A property owner shall also be assessed the full cost of all harm to public health or to the environment resulting from the property owner's failure to comply with this chapter.

(b) A person who violates an order issued by a local health officer pursuant to this chapter prohibiting the use or occupancy of a property or a portion thereof contaminated by a methamphetamine or fentanyl laboratory activity is subject to a civil penalty in an amount of up to five thousand dollars ($5,000).