Mo. Rev. Stat. § 525.210
525.210 Answer taken as sufficient, when.
525.210. Answer taken as sufficient, when. — If the answer of the garnishee be not excepted to nor denied in proper time, it shall be taken to be true and sufficient.
(RSMo 1939 § 1580) Prior revisions: 1929 § 1416; 1919 § 1866; 1909 § 2433