Tax deadline social media calendar for accountants
The federal tax dates of the next 12 months, with what to post and when. Download it, or plan it in SocialRobot.
December 2026
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Coming up
Corporations: fourth 2026 estimated paymentPost on Sat, Dec 5Last day of the 2026 tax yearPost on Thu, Dec 17| Date | Moment | What to post | Post on |
|---|---|---|---|
| Tue, Dec 15 | Corporations: fourth 2026 estimated payment | The date, and an offer to recheck the amount if profit beat the plan. | Sat, Dec 5 |
| Thu, Dec 31 | Last day of the 2026 tax year | What has to happen by December 31 to count for 2026, and what can wait until April 15. | Thu, Dec 17 |
| Fri, Jan 15 | Q4 2026 estimated tax due | Who pays it, and the date you need their numbers by. | Fri, Jan 1 |
| Mon, Feb 1 | W-2 and 1099-NEC due | January 31 is a Sunday, so they’re due Monday. Ask for payroll reports and W-9s by mid-January. | Mon, Jan 11 |
| Mon, Mar 15 | S corporation and partnership returns | The return date, the K-1s, and how to ask for an extension. | Mon, Feb 22 |
| Thu, Apr 15 | Tax Day: individual returns and Q1 estimate | Returns, extensions and the first 2027 estimated payment, all due Thursday, April 15. | Thu, Mar 25 |
| Tue, Jun 15 | Q2 2027 estimated tax | A short reminder, and an offer to recheck the amount if income changed. | Sat, Jun 5 |
| Wed, Sep 15 | Q3 estimate and extended business returns | Two deadlines on one day: the third estimated payment and extended S corp and partnership returns. | Wed, Sep 1 |
| Fri, Oct 15 | Extended individual returns due | The last day for 2026 returns on extension. Offer review slots in early October. | Fri, Sep 24 |
How to use it
- 01Open the CSV in Google Sheets and rewrite each caption in your own words.
- 02Change “ready” to “yes” on the rows you want to go out.
- 03Schedule them in SocialRobot, or connect the sheet to the free n8n workflow.
Google Sheets → SocialRobot workflow · Social media posts for accountants
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