March and April Tax Deadlines To Look Out For

Got your 2018 tax documents in the mail? Now is the time to have your individual and business tax returns prepared by Moskowitz LLP.

With our new streamlined process, you’ll find that having your tax returned prepared by a tax professional is easier and faster than ever. Get started now to get your money back faster and get on track for 2019.

The attorneys and accountants of the tax law firm of Moskowitz LLP have extensive experience preparing tax returns and other reports to federal, state, and other taxing agencies.

It is important that you save these forms and begin completing a tax organizer so that your returns can be timely prepared. We have attached links to our organizers for your convenience.

If you would like to retain the firm for tax preparation or your tax reporting obligations, please contact us today at We will provide you with links to our client portal and further information to make this process efficient for you.

Important dates:

  • March 15 — S Corporations
    File a 2018 calendar year income tax return (Form 1120S) and pay any tax due
  • March 15 — S Corporation election
    File Form 2553, Election by a Small Business Corporation, to elect to be treated as an S corporation beginning with calendar year 2018. If Form 2553 is filed late, S corporation treatment will begin with calendar year 2019.
  • March 15 — Partnerships
    File a 2018 calendar year return (Form 1065)
  • April 15 — Individuals
    File a 2018 income tax return (Form 1040) and pay any tax due. If you want an automatic 6-month extension of time to file the return, file Form 4868, Application for Automatic Extension of Time To File U.S. Individual Income Tax Return. For more information, see Form 4868. Then, file Form 1040 by October 15.
  • April 15 — Corporations
    File a 2018 calendar year income tax return (Form 1120) and pay any tax due.
  • April 15 — Individuals
    If you are not paying your 2019 income tax through withholding (or will not pay in enough tax during the year that way), pay the first installment of your 2019 estimated tax. Use Form 1040ES.
  • April 15 — Household Employers
    If you paid cash wages of $2,000 or more in 2018 to a household employee, you must file Schedule H
  • April 15 — Corporations
    Deposit the first installment of estimated income tax for 2018