BUSINESS TAX SERVICES
The right starting point for your business.
Explore federal return requirements by entity type, with a clear path from records to review.
Partnerships · Form 1065
For businesses taxed as partnerships, including many multi-member LLCs. Report business activity and prepare partner Schedule K-1 information.
S corporations · Form 1120-S
For businesses with a valid S corporation election. Organize income, deductions, shareholder information, and Schedule K-1 details.
C corporations · Form 1120
For corporations generally reporting and paying federal income tax at the corporate level.
Need more time?
Explore Form 7004 business extensions. An extension to file generally does not extend the time to pay.
© 2026 TaxOrbit. Independent of the IRS. General information only, not tax or legal advice.
Privacy & Terms: drafts pending legal review.
