CA Food & Agric Code Section 56573.5

(a)

If any person is found to be operating a business without the license required by Section 56181 or failed to pay the fee in accordance with the schedule in subdivision (b) of Section 56571, that person shall pay to the director double the amount of the license fee due pursuant to this chapter.

(b)

In addition to subdivision (a), if any person is found to be operating a business within the past five years without a license required by Section 56181, or failed to pay the fees in accordance with the schedule in subdivision (b) of Section 56571, that person shall pay to the director an amount equal to that portion of the fees which were not paid for the last five years the business has operated.