314.2 Building Materials.

Building materials when purchased by builders, contractors, or landowners for use in adding to, repairing or altering real property are subject to either the sales or use tax at the time of purchase by such builder, contractor, or landowner. ‘‘Building materials’’ as used in the Sales and Use Tax Law includes any material used in making repairs, alterations or additions to real property. ‘‘Builders,’’ ‘‘contractors,’’ and ‘‘landowners’’ mean and include any person, firm, association or corporation making repairs, or additions to real property. The term ‘‘building materials’’ includes such tangible personal property as lumber, timber, nails, screws, bolts, structural steel, elevators, reinforcing steel, cement, lime, sand, gravel, slag, stone, telephone poles, fencing, wire, electric cable, brick, tile, glass, plumbing supplies, plumbing fixtures, pipe, pipe fittings, prefabricated buildings, electrical fixtures, built-in cabinets and furniture, sheet metal, paint, roofing materials, road building materials, sprinkler systems, air conditioning systems, built-in-fans, heating systems, floorings, floor furnaces, crane ways, crossties, railroad rails, railroad track accessories, tanks, builders hardware, doors, door frames, window frames, water meters, gas meters, well pumps, and any and all other tangible personal property which becomes a part of real property.