Costco CEO Ron Vachris has stated that the warehouse club would likely return any tariff refunds to members through lower prices or better deals. The Supreme Court recently ruled certain tariffs under the International Emergency Economic Powers Act exceeded presidential authority, opening the door for potential refunds to businesses that paid them. However, the refund timing and amounts remain uncertain. Imported goods like cookware, electronics, and home goods could see small price decreases if refunds are issued. The company's strategy aligns with its strategy of keeping margins low while focusing on delivering the best value.