St 587 2026

1. Click ‘Get Form’ to open the ST-587 in the editor.
2. Begin by identifying the seller. Fill in their name, phone number, address, and Illinois business tax number (IBT). Ensure all details are accurate as the seller must retain this certificate.
3. Next, identify the purchaser (lessor) by entering their name, phone number, address, and date of purchase. Be sure to format the date correctly.
4. Then, identify the lessee by providing their name, phone number, and address. This information is crucial for record-keeping.
5. In this step, specify the equipment being purchased or leased. Include both the type of equipment and its serial number for precise identification.
6. Finally, indicate how you will use this equipment by checking the appropriate box that describes its primary use.
7. Sign and date the form at the bottom to certify that all information provided is true and complete under penalties of perjury.

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