Before you make any taxable sales in Minnesota, you must register for a Minnesota Tax ID Number and a Sales and Use Tax account. There are three basic types of legal processes the sale of a business can take – a stock sale, an asset sale, or a merger.The business buyer must search for undisclosed tax liens before completing a purchase agreement. There are generally five steps involved in the process of buying or selling a Minnesota business. A Minnesota Buy-Sell Agreement is common for "closely held" corporations and other business entities; for example, when there will be a handful of owners. Let our skilled Minnesota lawyers address the legal nuances of buying or selling a business in our state. Business Bill of Sale: This document outlines the sale details, including the purchase price, assets included, and any warranties or guarantees. Us and click on the.