March Tax Dates


Get a copy of Form 509 with all important calendar dates and information. image
 
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Individual - March 12

Employees who work for tips. If you received $20 or more in tips during January, report them to your employer. You can use Form 4070.
 
 
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Business - March 15

Partnerships. File a 2017 calendar year return (Form 1065). Provide each partner with a copy of their Schedule K-1 (Form 1065), Partner's Share of Income, Deductions, Credits, etc., or substitute Schedule K-1 (Form 1065).

Electing large partnerships. File a 2017 calendar year return (Form 1065-B). Provide each partner with a copy of their Sched-ule K-1 (Form 1065-B), Partner's Share of In-come (Loss) From an Electing Large Partner-ship, or substitute Schedule K-1 (Form 1065-B). This due date for providing Sched-ule K-1 (Form 1065-B) applies even if the partnership requests an extension of time to file Form 1065-B.

S Corporations. File a 2017 calendar year income tax return (Form 1120S) and pay any tax due. Provide each shareholder with a copy of their Schedule K-1 (Form 1120S), Shareholder's Share of Income, Deductions, Credits, etc., or substitute Schedule K-1 (Form 1120S).

S Corporation Elections. File Form 2553 to elect to be treated as an S corporation be-ginning with calendar year 2018. If Form 2553 is filed late, S corporation treatment will begin with calendar year 2019.