To help you be better prepared for this unfortunate situation, lets discuss the steps of what to do when your dog passes away. We will dive into the details of proper burial for your furry friend and the after care options that will be available to you. How To Know If My Dog Died. Before we dive into the details of what to do when your dog dies, its important to first discuss how to know when your dog has actually passed. Though this may seem self explanatory for some, its not as ...