CA Civ Proc Code Section 1724

(a)

This chapter applies to all actions commenced on or after the effective date of this chapter in which the issue of recognition of a foreign-country judgment is raised.

(b)

The former Uniform Foreign Money-Judgments Recognition Act (Chapter 2 (commencing with Section 1713) of Title 11 of Part 3) applies to all actions commenced before the effective date of this chapter in which the issue of recognition of a foreign-country judgment is raised.