Under the provisions of Ohio R. C. 731.231 there is hereby adopted for the purpose of regulating the construction, alteration, addition, repair, removal, demolition, use, location, occupancy and maintenance of single-family, two-family and three-family dwellings in the Municipality that certain Code known as the Regional Dwelling House Code, 1966 Edition, save and except such portions as may be hereinafter deleted, modified or amended.