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. 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. Before doing so, complete federal Form 1120-S and supporting schedules. A C corporation is required to file a federal corporation return (Form 1120) and a Minnesota corporation franchise tax return (Form M4).