Sec. 2305. If such amendment is made to any pleading in matter of substance, the adverse party shall be allowed an opportunity, according to the course and practice of the court, to answer the pleading so amended.
Mich. Comp. Laws § 600.2305, under REVISED JUDICATURE ACT OF 1961.
Mich. Comp. Laws § 600.2305
Sec. 2305. If such amendment is made to any pleading in matter of substance, the adverse party shall be allowed an opportunity, according to the course and practice of the court, to answer the pleading so amended.