California Code, Code of Civil Procedure - CCP § 1710.65

The entry of a judgment based on a sister state judgment pursuant to this chapter does not limit the right of the judgment creditor to bring an action based on the part of a judgment of a sister state which does not require the payment of money, nor does the bringing of such an action limit the right of the judgment creditor to obtain entry of judgment based on the sister state judgment pursuant to this chapter.