Follow the steps to complete the IL PUB-115 form online.

1. Click the ‘Get Form’ button to access the IL PUB-115 form in the online editor.
2. Review the form’s sections to understand what information is required. Ensure you have all necessary business information ready, including your Sales and Use Tax Account ID, business name, and address.
3. Fill in the relevant fields as prompted. Begin with entering your legal business name and address accurately, as this will be used to identify your tax responsibilities.
4. Provide your Sales and Use Tax Account ID. This is crucial for ensuring your information matches with the Illinois Department of Revenue records.
5. Indicate the period for which you are reporting the County Motor Fuel Tax. Carefully select the corresponding month and year.
6. Detail your motor fuel sales, ensuring all information is accurate and reflective of your records. This section will require you to input the quantity of motor fuel sold and the corresponding tax collected.
7. Review all entered information for accuracy. Double-check figures as incorrect reporting can lead to penalties or issues with your tax filings.
8. Once all fields are completed correctly, save your changes. You may have options to download, print, or share the completed form as needed.

Complete your IL PUB-115 form and ensure your compliance with Illinois tax laws by filing online today!