Follow the steps to complete the IRS 8990 form online

1. Click the ‘Get Form’ button to access the necessary form and open it for completion.
2. Begin by entering your taxpayer name(s) and identification number in the designated fields at the top of the form.
3. If applicable, provide information for any foreign entities related to the form, including the name of the foreign entity and their employer identification number.
4. Complete Section I to report your current year business interest expense, including details such as disallowed business interest expense carryforwards and floor plan financing interest expense.
5. Move to Section II and enter your tentative taxable income. Adjust it based on any applicable additions and reductions as outlined in the provided instructions.
6. Proceed to Section III to report current year business interest income and any excess business interest income from pass-through entities.
7. In Section IV, calculate the limitation on your business interest expense by multiplying your adjusted taxable income by the applicable percentage, and total the necessary fields.
8. If you are part of a partnership or S corporation, follow the instructions for filling out Part II and Part III as relevant, entering any required excess items.
9. Review all entered information for accuracy, then save your changes. You can download, print, or share the completed form as necessary.

Encourage others to complete their documents online for a more efficient filing process.