Part IV Miscellaneous and General 38Amendments of Consumer Credit Act 1974. 39—46. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47Defence of contributory negligence. 48—50. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51Consequential amendments and repeals. 52Short title, commencement and extent. Part IV