This document is sometimes referred to as the charter. This guide will help you file formation documents, get tax identification numbers, and set up your company records.There are several ways to organize businesses in Illinois. You'll need to register your business with the state, prepare internal corporate documents, appoint company directors, and issue stock. The first step to beginning a corporation is filing your articles of incorporation. Do this with the Illinois Secretary of State. "Board of Managers" is the usual name for the group of Unit Owners governing an association that is unincorporated or organized as a limited liability company. Meetings of shareholders may be held either within or without this State, as may be provided in the by-laws or in a resolution of the board of directors. In the absence of any such provision, all meetings shall be held at the principal office of the corporation in this State. If the number of directors is not set in the articles, it should be set in the bylaws. 3.