mandatory procedural rule in California

2025Code, § 200.) When multiple actions on the same controversy are pending between the same parties in more than one California superior court, under the rule of exclusive concurrent jurisdiction, the first superior court to assume jurisdiction “ ‘ “ ‘has exclusive and continuing jurisdiction over the subject matter and all parties involved until such time as all necessarily related matters have been resolved.’ ” ’ ” (Consumer Advocacy Group, Inc. v. ExxonMobil Corp. (2008) 168 Cal.App.4th 675, 682 ; Levine v. Smith (2006) 145 Cal.App.4th 1131, 1135 .) Jurisdiction in this context “refers to a ma

2025Code, § 200.) When multiple actions on the same controversy are pending between the same parties in more than one California superior court, under the rule of exclusive concurrent jurisdiction, the first superior court to assume jurisdiction “ ‘ “ ‘has exclusive and continuing jurisdiction over the subject matter and all parties involved until such time as all necessarily related matters have been resolved.’ ” ’ ” (Consumer Advocacy Group, Inc. v. ExxonMobil Corp. (2008) 168 Cal.App.4th 675, 682 ; Levine v. Smith (2006) 145 Cal.App.4th 1131, 1135 .) Jurisdiction in this context “refers to a ma

2025Garamendi v. American Autoplan, Inc. (1993) 20 Cal.App.4th 760, 772 .) “The rule is established and enforced not ‘so much to protect the rights of parties as to protect the rights of Courts of co-ordinate jurisdiction to avoid conflict of jurisdiction, confusion and delay in the administration of justice.’ ” (Plant Insulation Co. v. Fibreboard Corp. (1990) 224 Cal.App.3d 781, 787 .) 10 An exception to this priority of jurisdiction exists for dependency cases.

2025Garamendi v. American Autoplan, Inc. (1993) 20 Cal.App.4th 760, 772 .) “The rule is established and enforced not ‘so much to protect the rights of parties as to protect the rights of Courts of co-ordinate jurisdiction to avoid conflict of jurisdiction, confusion and delay in the administration of justice.’ ” (Plant Insulation Co. v. Fibreboard Corp. (1990) 224 Cal.App.3d 781, 787 .) 10 An exception to this priority of jurisdiction exists for dependency cases.

2025Code, § 200.) When multiple actions on the same controversy are pending between the same parties in more than one California superior court, under the rule of exclusive concurrent jurisdiction, the first superior court to assume jurisdiction “ ‘ “ ‘has exclusive and continuing jurisdiction over the subject matter and all parties involved until such time as all necessarily related matters have been resolved.’ ” ’ ” (Consumer Advocacy Group, Inc. v. ExxonMobil Corp. (2008) 168 Cal.App.4th 675, 682 ; Levine v. Smith (2006) 145 Cal.App.4th 1131, 1135 .) Jurisdiction in this context “refers to a ma

2025Code, § 200.) When multiple actions on the same controversy are pending between the same parties in more than one California superior court, under the rule of exclusive concurrent jurisdiction, the first superior court to assume jurisdiction “ ‘ “ ‘has exclusive and continuing jurisdiction over the subject matter and all parties involved until such time as all necessarily related matters have been resolved.’ ” ’ ” (Consumer Advocacy Group, Inc. v. ExxonMobil Corp. (2008) 168 Cal.App.4th 675, 682 ; Levine v. Smith (2006) 145 Cal.App.4th 1131, 1135 .) Jurisdiction in this context “refers to a ma

2021Our high court has cautioned, “a party’s failure to comply with a mandatory requirement ‘does not necessarily mean a court loses fundamental jurisdiction resulting in “an entire absence of power to hear or determine the case, an absence of authority over the subject matter or the parties.” ’ ” (Kabran, supra, 2 Cal.5th at p. 341 .) A mandatory procedural rule is binding and a party must comply to avoid a default or other penalty, “ ‘[b]ut failure to comply does not render the proceeding void’ ” in a fundamental sense.