The reseller permit beat
Priya sells cases of soda to a restaurant; the buyer gives a reseller permit, the sale is wholesale, the seller reports wholesaling B and O and keeps the documentation for five years (RCW 82.04.470, RCW 82.32.070, WA DOR).
Transcript
Dana Priya also sells cases of soda to Linh's restaurant, for its menu.
Sal A buyer who's reselling gives the grocer its reseller permit. Then there's no sales tax, and the grocer reports wholesaling B and O instead. The proof is the grocer's job, so keep that permit on file for five years.