Costco accepts most returns without time limits, though there are some exceptions. Electronics have a 90-day return window. Cigarettes and alcohol may not be returned where it’s against the law. Airline and live performance event items, ticket items, precious metals, Shop Cards and gift cards are not returnable.

The retail chain is warning customers of several items being recalled because they may pose a hazard, including AC units that may grow mold.

Fresh and Ready Foods Prepared Sandwiches and Salads (Multiple Items) AZ, CA, NV and WA Business Center Locations Only: The recall notice states that select items with a use by date of May 11 may be contaminated with Listeria monocytogenes and should not be eaten.