Section 4727 Of Chapter 5. Civil Penalty For Child Support Delinquency From California Family Law Code >> Division 9. >> Part 5. >> Chapter 5.

. Any penalty due under this chapter shall not be greater than 6 percent per month of the original amount of support arrearages or support installment, nor may the penalties on any arrearage amount or support installment exceed 72 percent of the original amount due, regardless of whether or not the installments have been listed on more than one notice of delinquency.