Colorado Revised Statutes

Colo. Rev. Stat. § 13-1-124 (2026)

Jurisdiction of courts

✓ current as of July 2026

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(1) Engaging in any act enumerated in this section by any person, whether or not a resident of the state of Colorado, either in person or by an agent, submits such person and, if a natural person, such person's personal representative to the jurisdiction of the courts of this state concerning any cause of action arising from:

(a) The transaction of any business within this state;

(b) The commission of a tortious act within this state;

(d) Contracting to insure any person, property, or risk residing or located within this state at the time of contracting;

(e) The maintenance of a matrimonial domicile within this state with respect to all issues relating to obligations for support to children and spouse in any action for dissolution of marriage, legal separation, declaration of invalidity of marriage, or support of children if one of the parties of the marriage continues without interruption to be domiciled within the state;

(f) The engaging of sexual intercourse in this state as to an action brought under article 4 or article 6 of title 19, C.R.S., with respect to a child who may have been conceived by that act of intercourse, as set forth in verified petition; or

(g) The entering into of an agreement pursuant to part 2 or 5 of article 22 of this title.

Source: L. 65: p. 472, § 1. C.R.S. 1963: § 37-1-26. L. 82: (1)(c) and (1)(d) amended and

(1)(e) added, p. 280, § 1, effective April 2. L. 91: (1)(f) added, p. 248, § 2, effective July 1. L. 93: Entire section amended, p. 359, § 1, effective July 1.

Notes of Decisions

Cited in 175 cases (41 in the last 5 years), 1975–2026 · leading case: GOGNAT v. Ellsworth, 224 P.3d 1039 (Colo. Ct. App. 2009).

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GOGNAT v. Ellsworth, 224 P.3d 1039 (Colo. Ct. App. 2009). · cites it 5× “Requirements of Due Process and the Long-Arm Statute A plaintiff seeking to invoke a Colorado court's jurisdiction against a nonresident defendant must comply with the requirements of both due process and Colorado's long-arm statute, section 13-1-124, C.R.S8.2008. Goettman, 176…”

In Re the Marriage of Malwitz, 99 P.3d 56 (Colo. 2004). · cites it 16× “However, both section 13-1-124 and section 14-5-201(5) were intended to extend the scope of personal jurisdiction of Colorado's courts as broad as constitutionally permissible.”

Vogan v. Cnty. of San Diego, 193 P.3d 336 (Colo. Ct. App. 2008). · cites it 3× “2007 (UIFSA), and the Colorado long-arm statute, section 13-1-124(1), C.R.S.2007. We conclude the Colorado trial court could properly exercise personal jurisdiction over defendants, who allegedly continued to collect withholdings from plaintiffs wages under UIFSA, contrary to a…”

Le Manufacture Francaise Des Pneumatiques Michelin v. Dist. Court in & for the Cnty. of Jefferson, 620 P.2d 1040 (Colo. 1980). · cites it 9× “In this original proceeding, we issued a rule to show cause why the respondent district court should not be prohibited from asserting jurisdiction over the petitioner, Le Manufacture Francaise Des Pneumatiques Michelin, a foreign corporation (Michelin of France), on the grounds…”

Goettman v. North Fork Valley Restaurant, 176 P.3d 60 (Colo. 2007). · cites it 8× “[1] Colorado's long-arm statute is found in section 13-1-124, C.R.S. (2007). It states in relevant part: Jurisdiction of courts.”

Parocha v. Parocha, 2018 CO 41 (Colo. 2018). · cites it 7× “1 We begin by examining Colorado's long-arm statute, section 13-1-124, C.R.S. (2017), before turning to constitutional due process considerations.”

People v. Wunder, 2016 COA 46 (Colo. Ct. App. 2016). · cites it 6× “It is undisputed that the court had personal jurisdiction over him, a Colorado resident.”

Ruggieri v. Gen. Well Serv., Inc., 535 F. Supp. 525 (D. Colo. 1982). · cites it 6× “C.R.S. § 13-1-124 lists the criteria for Colorado long-arm jurisdiction: Engaging in any act enumerated in this section by any person, whether or not a resident of the state of Colorado, either in person or by agent, submits such person, and, if a natural person his personal…”

Classic Auto Sales, Inc. v. Schocket, 832 P.2d 233 (Colo. 1992). · cites it 6× “Notably, we have specifically rejected a last event rule in the context of a personal jurisdiction analysis of a contract claim arising out of “[t]he transaction of any business within this state” under section 13-1-124(1)(a), 6A C.R.S. (1987).”

Panos Inv. Co. v. Dist. Court Ex Rel. Cnty. of Larimer, 662 P.2d 180 (Colo. 1983). · cites it 6× “The petitioners filed a motion to dismiss the complaint filed against them on the ground that the court lacked personal jurisdiction over them under the Colorado long-arm statute, section 13-1-124, C.R.S.1973. The trial court denied the motion.”

Scheuer v. Dist. Court Ex Rel. City & Cnty. of Denver, 684 P.2d 249 (Colo. 1984). · cites it 6× “Scheuer moved to dismiss the two claims against him for lack of in personam jurisdiction, asserting that the amended complaint did not allege sufficient facts to satisfy Colorado’s Long Arm Statute, section 13-1-124, 6 C.R.S. (1973), and that his contacts with Colorado were…”

Encore Prods., Inc. v. Promise Keepers, 53 F. Supp. 2d 1101 (D. Colo. 1999). · cites it 9× “Colorado’s long arm statute provides two grounds for the exercise of personal jurisdiction: the commission of a tortious act in Colorado; or the transaction of business in Colorado. C.R.S. § 13-1-124(1)(a) and (b).”

Show all 175 citing cases →

— Colo. Rev. Stat. § 13-1-124(1) — 20 cases

Vogan v. Cnty. of San Diego, 193 P.3d 336 (Colo. Ct. App. 2008). “2007 (UIFSA), and the Colorado long-arm statute, section 13-1-124(1), C.R.S.2007. We conclude the Colorado trial court could properly exercise personal jurisdiction over defendants, who allegedly continued to collect withholdings from plaintiffs wages under UIFSA, contrary to a…”

Le Manufacture Francaise Des Pneumatiques Michelin v. Dist. Court in & for the Cnty. of Jefferson, 620 P.2d 1040 (Colo. 1980). “In this original proceeding, we issued a rule to show cause why the respondent district court should not be prohibited from asserting jurisdiction over the petitioner, Le Manufacture Francaise Des Pneumatiques Michelin, a foreign corporation (Michelin of France), on the grounds…”

In Re the Marriage of Malwitz, 99 P.3d 56 (Colo. 2004). “However, both section 13-1-124 and section 14-5-201(5) were intended to extend the scope of personal jurisdiction of Colorado's courts as broad as constitutionally permissible.”

Scheuer v. Dist. Court Ex Rel. City & Cnty. of Denver, 684 P.2d 249 (Colo. 1984). “Scheuer moved to dismiss the two claims against him for lack of in personam jurisdiction, asserting that the amended complaint did not allege sufficient facts to satisfy Colorado’s Long Arm Statute, section 13-1-124, 6 C.R.S. (1973), and that his contacts with Colorado were…”

Shell v. Am. Fam. Rights Ass'n, 899 F. Supp. 2d 1035 (D. Colo. 2012).

— Colo. Rev. Stat. § 13-1-124(1)(a) — 23 cases

GOGNAT v. Ellsworth, 224 P.3d 1039 (Colo. Ct. App. 2009). “Requirements of Due Process and the Long-Arm Statute A plaintiff seeking to invoke a Colorado court's jurisdiction against a nonresident defendant must comply with the requirements of both due process and Colorado's long-arm statute, section 13-1-124, C.R.S8.2008. Goettman, 176…”

Clinic Masters v. Dist. Court for Cty. of El Paso, 556 P.2d 473 (Colo. 1976).

Nat'l Bus. Brokers, Ltd. v. Jim Williamson Prods., Inc., 115 F. Supp. 2d 1250 (D. Colo. 2000).

Goettman v. North Fork Valley Restaurant, 176 P.3d 60 (Colo. 2007). “[1] Colorado's long-arm statute is found in section 13-1-124, C.R.S. (2007). It states in relevant part: Jurisdiction of courts.”

— Colo. Rev. Stat. § 13-1-124(1)(b) — 10 cases

Classic Auto Sales, Inc. v. Schocket, 832 P.2d 233 (Colo. 1992). “Notably, we have specifically rejected a last event rule in the context of a personal jurisdiction analysis of a contract claim arising out of “[t]he transaction of any business within this state” under section 13-1-124(1)(a), 6A C.R.S. (1987).”

Parocha v. Parocha, 2018 CO 41 (Colo. 2018). “1 We begin by examining Colorado's long-arm statute, section 13-1-124, C.R.S. (2017), before turning to constitutional due process considerations.”

All. Clothing Ltd. v. Dist. Court, 532 P.2d 351 (Colo. 1975).

Encore Prods., Inc. v. Promise Keepers, 53 F. Supp. 2d 1101 (D. Colo. 1999). “Colorado’s long arm statute provides two grounds for the exercise of personal jurisdiction: the commission of a tortious act in Colorado; or the transaction of business in Colorado. C.R.S. § 13-1-124(1)(a) and (b).”

Schocket v. Classic Auto Sales, Inc., 817 P.2d 561 (Colo. Ct. App. 1991).

— Colo. Rev. Stat. § 13-1-124(1)(e) — 3 cases

Matter of Marriage of Booker, 833 P.2d 734 (Colo. 1992).

In Re the Marriage of Doria, 855 P.2d 28 (Colo. Ct. App. 1993).

Marriage of Kelly (Colo. Ct. App. 2025).

— Colo. Rev. Stat. § 13-1-124(l)(a) — 1 case

Shepard's McGraw-Hill, Inc. v. Legalsoft Corp., 769 F. Supp. 1161 (D. Colo. 1991).

— Colo. Rev. Stat. § 13-1-124(l)(b) — 7 cases

Dart Int'l, Inc. v. Interactive Target Sys., Inc., 877 F. Supp. 541 (D. Colo. 1995).

AMAX Potash Corp. v. Trans-Resources, Inc., 817 P.2d 598 (Colo. Ct. App. 1991).

Goldenhersh v. Febrey, 711 P.2d 717 (Colo. Ct. App. 1985).

Von Palffy-Erdoed v. Bugescu, 708 P.2d 816 (Colo. Ct. App. 1985).

— Colo. Rev. Stat. § 13-1-124(l)(e) — 1 case

In Re Marriage of Akins, 932 P.2d 863 (Colo. Ct. App. 1997).

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