Many communities have, however, supplemented the basic code by requiring a minimum 30 door opening in most rooms, 24 for bathrooms, at least one 36 exterior door, and a minimum door height of 6'-8 (80).
Illinois will automatically grant all taxpayers a six-month extension of time to file Form IL-1040. For calendar year filers, the filing date is automatically extended to October 15. You are not required to file Form IL-505-I in order to obtain this automatic extension.
In Illinois, most businesses need at least one tax ID number registration. Obtain Your Tax IDs Here Online. Get a Tax ID, Seller's Permit, DBA, LLC or Incorporation Here Online! First, all businesses need a business tax registration occupation license ID (also called a business license).