How to Prepare Schedule C, Part III, Cost of Goods Sold
If you are a Sole Proprietor, you must file Schedule C, Profit or Loss From Business (Sole Proprietorship). And if you are a Sole Proprietor whose business involves sale of a product, you must complete Part III of Schedule C, Cost of Goods Sold. The purpose of this article is to help you with this all-important task, because it is likely that Cost of Goods Sold is one of the largest expenses (if not the largest expense) in your business.