California Code, Streets and Highways Code - SHC § 227.1

(a) In acquiring property for the Cypress freeway reconstruction project from the owner of a small business, the department shall make no deduction from the compensation to be paid for the property for hazardous substance removal and related remedial activities if the Department of Toxic Substances Control, the San Francisco Bay Regional Water Quality Control Board, and the Alameda County Department of Health all determine that the hazardous substance does not threaten to degrade the beneficial use of waters of the state, and does not otherwise pose a substantial hazard to human health or the environment.

(b) Nothing in this section relieves any prior owner from responsibility for any required cleanup or abatement action.

(c) For purposes of this section, “small business” means a for-profit enterprise having a net worth of not more than six million dollars ($6,000,000) and after tax profits of not more than four million dollars ($4,000,000).