The following Minnesota Business Corporations forms are available in pdf. Use the following form to register a Minnesota Business Corporation.Step 1: Create an online account with us and login. Here you can find more information about creating an online account. Which Form Should You File? Most corporations, other than S corporations, file Form M4, Corporation Franchise Tax Return. Master the process of forming a corporation in Minnesota with our comprehensive guide. Names of the corporation or other business entity must be identical (in spelling and punctuation) to the legal name already on file with the Secretary of State. To form a corporation in Minnesota, you must file articles of incorporation with the Secretary of State and pay a filing fee.