February 28th:
Businesses – File information returns (Form 1099) for certain payments you made during 2017. These payments are described under January 31; however, Form 1099-MISC reporting non-employee compensation must be filed by January 31. There are different forms for different types of payments. Use a separate Form 1096 to summarize and transmit the forms for each type of payment. See the 2017 Instructions for Forms 1099, 1098, 5498, and W-2G for information on what payments are covered, how much the payment must be before a return is required, what form to use, and extensions of time to file. If you file Forms 1097, 1098, 1099, 3921, 3922, or W-2G electronically (except Form 1099-MISC reporting non-employee compensation), your due date for filing them with the IRS will be extended to April 2. The due date for giving the recipient these forms is still January 31.
Payers of Gambling Winnings – File Form 1096, Annual Summary and Transmittal of U.S. Information Returns, along with Copy A of all the Forms W-2G you issued for 2017. If you file Forms W-2G electronically, your due date for filing them with the IRS will be extended to April 2. The due date for giving the recipient these forms remains January 31.
Large Food and Beverage Establishment Employers – with employees who work for tips. File Form 8027, Employer’s Annual Information Return of Tip Income and Allocated Tips. Use Form 8027-T, Transmittal of Employer’s Annual Information Return of Tip Income and Allocated Tips, to summarize and transmit Forms 8027 if you have more than one establishment. If you file Forms 8027 electronically, your due date for filing them with the IRS will be extended to April 2.
Health Coverage Reporting – If you’re an Applicable Large Employer, file paper Forms 1094-C, Transmittal of Employer-Provided Health Insurance Offer and Coverage Information Returns, and 1095-C with the IRS. For all other providers of minimum essential coverage, file paper Forms 1094-B, Transmittal of Health Coverage Information Returns, and 1095-B with the IRS. If you’re filing any of these forms with the IRS electronically, your due date for filing them will be extended to April 2.
March 1:
Farmers and Fishermen – File your 2017 income tax return (Form 1040) and pay any tax due. However, you have until April 17 to file if you paid your 2017 estimated tax by January 16, 2018.
March 15:
S-Corporation or Partnership – Returns for fiscal year Partnerships and S-Corporations will be due on the 15th day of the 3rd month after the year-end (usually March 15th). The business is responsible for reporting all financial activity on Form 1120S and attaching a Schedule K-1 for each shareholder. These Schedule K-1s report each shareholder’s share of the business’ taxable income so they can report it on their personal returns. If the business is unable to file by March 15, it can obtain an automatic six-month extension of time to file by filing IRS Form 7004.