Business Tax Forms Due by Monday, March 16, 2026 S-corporations and partnerships must file the following federal returns on or before the IRS deadline: ☑️ Form 1120 S: U.S. Income Tax Return for an ...

The Internal Revenue Service has posted new information about how to handle possible processing errors when electronically filing Form 1065, "Return of Partnership Income," and ways to avoid them.

These include: Information returns such as W-2, 1099, 1098, and 5498 series, as well as ACA forms Employment tax forms, including Forms 941, 940, 943, 944, and 945 Extension requests such as Forms ...

S Corporations & Partnerships can now prepare, e-file, and deliver Schedule K-1s easily with TaxZerone — All in One Place SAN JOSE, CA, UNITED STATES, February 18 ...