769.701(1)

(1) A tribunal of this state may serve as an initiating or responding tribunal in a proceeding brought under this chapter or a law substantially similar to this chapter, the Uniform Reciprocal Enforcement of Support Act or the Revised Uniform Reciprocal Enforcement of Support Act to determine that the petitioner is a parent of a particular child or to determine that a respondent is a parent of that child.

769.701(2)

(2) In a proceeding to determine parentage, a responding tribunal of this state shall apply the procedural and substantive law of this state and the rules of this state on choice of law.