Deadline reminders › Connecticut
Connecticut · CTWe track 11 Connecticut deadlines plus 17 federal ones, and email you before each one that applies to your business.
Every row links to the agency that sets the deadline. Answer a few questions once and only the ones that apply to your business are scheduled.
| Deadline | Who it hits | When | Official source |
|---|---|---|---|
| Connecticut LLC annual report | Every Connecticut LLC and every foreign LLC registered in Connecticut | Every March 31 | Connecticut General Assembly - CGS Chapter 613a, Sec. 34-247k |
| Connecticut corporation annual report | Connecticut stock and non-stock corporations, and foreign corporations authorised in Connecticut | On your own renewal date | Connecticut General Assembly - CGS Chapter 601, Sec. 33-953 |
| Connecticut sales and use tax return (OS-114) | Any business holding a Connecticut Sales and Use Tax Permit, which every building contractor must hold | Every January 31 | Connecticut Department of Revenue Services - sales tax information |
| Connecticut quarterly unemployment tax and wage return - Q1 | Any Connecticut employer with covered employees | Every April 30 | Connecticut Department of Labor - quarterly tax return due dates |
| Connecticut quarterly unemployment tax and wage return - Q2 | Any Connecticut employer with covered employees | Every July 31 | Connecticut Department of Labor - quarterly tax return due dates |
| Connecticut quarterly unemployment tax and wage return - Q3 | Any Connecticut employer with covered employees | Every October 31 | Connecticut Department of Labor - quarterly tax return due dates |
| Connecticut quarterly unemployment tax and wage return - Q4 | Any Connecticut employer with covered employees | Every January 31 | Connecticut Department of Labor - quarterly tax return due dates |
| Connecticut Paid Leave contribution - Q1 (January-March) | Connecticut employer, enrolled sole proprietor, or self-employed individual required to remit CT Paid Leave contributions | Every April 30 | Official CT paid leave employer guidance |
| Connecticut Paid Leave contribution - Q2 (April-June) | Connecticut employer, enrolled sole proprietor, or self-employed individual required to remit CT Paid Leave contributions | Every July 31 | Official CT paid leave employer guidance |
| Connecticut Paid Leave contribution - Q3 (July-September) | Connecticut employer, enrolled sole proprietor, or self-employed individual required to remit CT Paid Leave contributions | Every October 31 | Official CT paid leave employer guidance |
| Connecticut Paid Leave contribution - Q4 (October-December) | Connecticut employer, enrolled sole proprietor, or self-employed individual required to remit CT Paid Leave contributions | Every January 31 | Official CT paid leave employer guidance |
Plus 17 federal deadlines: estimated taxes, the annual return matched to your entity, and the employer filings if you hire.
These are the official pages behind the deadlines above. Always confirm a requirement with the agency itself.
Entity type, filing frequency, license dates, whether you have employees or subs. Two minutes, changeable anytime.
Only the Connecticut and federal deadlines that apply to your business, each with the official agency link.
You pick the lead time (default 14 days). The email says what is due, when, and where to file. That is the whole product.
Contractor Lane sends informational reminders with official source links. It is not legal, tax, licensing, insurance, or accounting advice, and it does not file anything for you. You remain responsible for every filing. Deadlines change — confirm with the agency.
We track 11 Connecticut deadlines plus 17 federal ones, and email you before each one that applies to your business.
No. The Connecticut-specific reminders only fire if they apply to your business. Every Connecticut small business gets the federal layer regardless of trade.
No, and that's deliberate. It reminds you ahead of each deadline with the official source link. You (or your bookkeeper) file. It replaces the sticky note, not the CPA.
One button on your settings page. It cancels in Stripe immediately, no email chains, no phone call.