No person shall be a contractor within the village without first having registered therefor as herein provided. Any person who engages in the construction, repair or alteration of any building, structure or street or sidewalk pavement within the village, for which a building permit is required, or performs any of the services stated within this chapter, is presumed to be a contractor and must be registered hereunder unless such presumption is rebutted. (Ord. 1308, 6-22-1992)