Cal. Food & Agric. Code § 10494

If an owner of brucellosis infected or exposed cattle refuses to participate in the development and signing of the memorandum of understanding required by subdivision (e) of Section 10493, or fails or refuses to comply with the provisions of such memorandum, the cattle owner shall immediately become responsible for paying to the director all further costs incurred by the department in eradicating the disease from the herd of cattle owned by such person.