Iowa code 4.2 provides: The rule of the common law, that statutes in derogation thereof are to be strictly construed,has no application to this Code. Its provisions and all proceedings under it shall be liberally construed with a view to promote its objects and assist the parties in obtaining justice.

Iowa Civil Liberties Union v. Critelli, 244 NW 2d 564 - Iowa: Supreme Court 1976 provides: Constitutional or statutory provisions do not repeal the common law by implication unless the intention to do so is plain. Fabricius v. Montgomery Elevator Co., 254 Iowa 1319, 1327, 121 N.W.2d 361, 366 (1963); Goodwin v. Thompson, 2 G. Greene 329 (Iowa 1849); 15 Am.Jur.2d Common Law § 16.