Missouri Statutes

§ 509.450 — Counterclaim set up by amendment, when.

Missouri § 509.450

JurisdictionMissouri

Title XXXVCIVIL PROCEDURE AND LIMITATIONS

Ch. 509Pleadings

This text of Missouri § 509.450 (Counterclaim set up by amendment, when.) is published on Counsel Stack Legal Research, covering Missouri primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook

Mo. Rev. Stat. § 509.450 (2026).

Text

When a pleader fails to set up a counterclaim through oversight, inadvertence, or excusable neglect, or when justice requires he may by leave of court set up the counterclaim by amendment.

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Legislative History

(L. 1943 p. 353 § 76)

Nearby Sections

15

§ 509.010

Shall be petition and answer — reply if answer contains counterclaim.

§ 509.020

Caption of pleading — what set forth.

§ 509.030

Pleading attributed to, by whom — declaration.

§ 509.040

Technical forms not required in pleading.

§ 509.050

Pleading, setting forth claim for relief, contents — demand for dollar amount not permitted, exception — discovery used to determine total damages, use in trial prohibited.

§ 509.060

Joinder of claims.

§ 509.070

Two claims may be joined in a single action, when — court shall grant relief, when.

§ 509.080

Defenses — form of denials.

§ 509.090

Affirmative defenses.

§ 509.100

Failure to deny, effect.

§ 509.110

Pleading in alternative — consistency.

§ 509.120

Averments, how made.

§ 509.130

Adoption of statements by reference — exhibits.

§ 509.140

Averments as to capacity or authority of parties to sue or be sued.

§ 509.150

Partnership deemed confessed, unless denied.

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Bluebook (online)

Missouri § 509.450, Counsel Stack Legal Research, https://law.counselstack.com/statute/mo/509/509.450.