Effective - 28 Aug 1943
509.010. Shall be petition and answer — reply if answer contains counterclaim. — There shall be a petition and an answer; and there shall be a reply if the answer contains a counterclaim denominated as such; an answer to a cross-claim, if the answer contains a cross-claim; a third-party petition if leave is given to summon a person who was not an original party; and there shall be a third-party answer, if a third-party petition is served. No other pleading shall be required except that the court may order a reply to an answer or a third-party answer.
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(L. 1943 p. 353 § 32)