Form 1120S Extension - Income tax return for an s corporation” if you’re a calendar year corporation—that is, if your fiscal year. Web irs form 1120s explained. How long is the extension?. Web electronic filing an extension for business returns (1120, 1120s, 1065, and 1041) solved • by intuit • 183 • updated 1 year. Irs form 1120s is the tax return used by domestic corporations that have made an.
Web irs form 1120s explained. Irs form 1120s is the tax return used by domestic corporations that have made an. Income tax return for an s corporation” if you’re a calendar year corporation—that is, if your fiscal year. How long is the extension?. Web electronic filing an extension for business returns (1120, 1120s, 1065, and 1041) solved • by intuit • 183 • updated 1 year.