File an annual report for a Corporation, Not-for-Profit, or Limited Liability Company online. Incorporate a business or terminate an LLC.Fill out Form 2553 and submit it to the IRS to elect S Corp tax treatment. It requires just a few questions, but you might be tripped up on a couple of them. Form an S corp in Illinois in 7 steps to avoid double taxation on corporate income. An easy-to-read guide for how to file the Illinois Annual Report yourself. The requirement for an annual meeting lies in the legal, not tax, status of the business. This document is sometimes referred to as the charter. Unlike corporations, which require a board of directors, annual meetings, and public reporting, LLCs are not obligated to follow such stringent guidelines. "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.