New: a trial court in 1 of every 10 U.S. counties. Read the post
Court Rules

California Rules of Court

Rule 5.300. Purpose, authority, and definitions

Cal. Rules of Court, rule 5.300

Current text effective January 1, 2007.

#(a) Purpose

The rules in this chapter are adopted to provide practice and procedure for support actions under title IV-D of the Social Security Act and under California statutory provisions concerning these actions.

#

(Subd (a) amended effective January 1, 2007.)

#(b) Authority

These rules are adopted under Family Code sections 211, 3680(b), 4251(a), 4252(b), 10010, 17404, 17432, and 17400.

#

(Subd (b) amended effective January 1, 2007; previously amended effective January 1, 2003.)

#(c) Definitions

As used in these rules, unless the context requires otherwise, "title IV-D support action" refers to an action for child or family support that is brought by or otherwise involves the local child support agency under title IV-D of the Social Security Act.

#

(Subd (c) amended effective January 1, 2007; previously amended effective January 1, 2003.)

#History

Rule 5.300 amended effective January 1, 2007; adopted as rule 1280 effective January 1, 1977; previously amended and renumbered effective January 1, 2003.

Official text: courts.ca.gov , checked October 19, 2026.