Offer of warranty; withdrawal of contract offer. (1) A contractor that enters into a contract to construct a new residential structure or zero-lot-line dwelling, or to sell a new residential structure or zero-lot-line dwelling constructed by the contractor, shall make a written offer to the property owner or original purchaser of the structure or dwelling of a warranty against defects in materials and workmanship for the structure or dwelling. The property owner or original purchaser of the structure or dwelling may accept or refuse the offer of a warranty by the contractor. If a contractor makes the written offer of a warranty before the contractor and the property owner both sign a written construction contract and the property owner refuses the offered warranty, the contractor may withdraw the offer to construct the structure or dwelling

ORS 701.320 — under Chapter 701.