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Schedule K-3 (Form 1120-S) 2025: Shareholder's Share of Income, Deductions, Credits, etc. — International

Schedule K-3 (Form 1120-S) is the IRS form titled “Shareholder's Share of Income, Deductions, Credits, etc. — International.” It is a schedule filed with Form 1120-S.

Form Details

Tax Year
2025
Revision
2025
Pages
15
File Size
775 KB (PDF)
Due Date
March 16, 2026 (with Form 1120-S) — extended: September 15, 2026
Filed With
Form 1120-S
Category
Business — S Corporations

Due dates are for calendar-year filers, as published by the IRS for the 2025 tax year; a weekend or legal holiday moves a due date to the next business day.

Who Uses Schedule K-3 (Form 1120-S)

S corporations and their shareholders.

Zentavos can prepare and e-file this for you

A tax professional prepares and reviews your federal return — with Schedule K-3 (Form 1120-S) when your return needs it — and files it electronically with the IRS.

See Tax Prep

Frequently Asked Questions

Download the blank Schedule K-3 (Form 1120-S) PDF from this page. It is the official IRS file, delivered from IRS.gov — Zentavos does not change it. You can also find it on the IRS's page for Schedule K-3 (Form 1120-S).

Yes. This is the 2025 revision of Schedule K-3 (Form 1120-S), the version for tax year 2025.

Yes. Zentavos prepares and e-files federal tax returns for individuals and businesses, including the forms and schedules each return needs. If Schedule K-3 (Form 1120-S) is part of your filing, our team can prepare it with your return — see Tax Prep to get started.

Source: IRS.gov — Schedule K-3 (Form 1120-S)