The Employment Identification Number (EIN) is a permanent number that can be used immediately for business needs, including opening a bank account, applying for business licenses, and filing a tax return by mail.
The Illinois Business Tax (IBT) Number is a requirement by the Illinois Department of Revenue (IDOR) for those who conduct business in or with Illinois.
Illinois Small Business Development Centers are located throughout the state and they provide information, confidential business guidance, training, and other resources to early stage and existing small businesses.
PTAC's Provide one-on-one counseling, technical information and training to existing businesses that are interested in becoming certified and selling their products or services to local, state, or federal government agencies.
SCORE delivers free, confidential, valuable advice for your business needs. Whether you are a start-up or an existing business, SCORE mentors will help you reach customers and achieve your goals.
Buy Illinois is a statewide series of regional trade fairs, procurement workshops and training programs designed to stimulate more in-state, business-to-business commerce, and increase the self-sufficiency of the Illinois economy.
Provided below are additional resources to assist you in doing business with the State of Illinois: