Business owners, mark your calendar for these important deadlines.

March 15, 2020:

This is the filing deadline for S-Corporations and partnerships. If you are an S corporation, Form 1120-S is due by March 15, 2020. If you are a calendar-year partnership or limited liability company with two or more members, Form 1065 for 2019 is due by March 15, 2020.

April 15, 2020:

This is the deadline for sole proprietorships, single-member LLCs and C-Corporations. Form 1120 for 2019 is due on April 15, 2020. The filing deadline for your personal income tax return, Form 1040 or 1040-SR, including Schedule C for your sole proprietorship or Schedule F for your farming business, is due on April 15, 2020.

If you need to request a corporate return extension, you must file this extension by the due date of your business tax return. This is an automatic extension, so you don’t have to worry about your extension being approved.

October 15, 2020:

Deadline for extension returns.