Jose’s Tax Service | Trusted. Transparent. Tax-Smart.
Tax season sneaks up faster than you think. A missed deadline can mean penalties, interest, and stress — all things you don’t need. At Jose’s Tax Service, we keep you ahead of the curve with timely reminders and deadline tracking so you’re never caught off guard.
Here’s your essential guide to the 2025 tax calendar — including key dates for individuals, businesses, and self-employed professionals.
Key 2025 Tax Deadlines (Federal):
JANUARY
– Jan 15, 2025 – Q4 estimated tax payment due (for 2024)
– Jan 31, 2025 – Deadline to send W-2s and 1099s to recipients
FEBRUARY
– Feb 28, 2025 – Paper filing deadline for Forms 1099 and 1096 to IRS
MARCH
– Mar 17, 2025 – S-Corp and Partnership tax returns (Form 1120-S / 1065) due
APRIL
– Apr 15, 2025 – Personal tax returns (Form 1040) due
– Also: Q1 estimated taxes due
– Last day to contribute to IRAs or HSAs for 2024
– File for extension if needed
JUNE
– Jun 16, 2025 – Q2 estimated tax payment due
SEPTEMBER
– Sep 15, 2025 – Extended S-Corp/Partnership tax returns due
– Q3 estimated tax payment due
OCTOBER
– Oct 15, 2025 – Extended individual tax return deadline (Form 1040)
State Deadlines May Vary
Connecticut typically follows the federal calendar, but deadlines for sales tax, payroll tax, and business entity filings can differ.
📞 Need help tracking your business-specific deadlines? We’ve got your back.
What Happens If You Miss a Deadline?
– Failure-to-file penalty: 5% per month
– Failure-to-pay penalty: 0.5% per month + interest
– State penalties may be additional
That’s why we encourage all clients to file early — or at least file an extension to stay in compliance.
How Jose’s Tax Service Keeps You on Track
– Personalized deadline tracking for your household or business
– Automatic reminders via email and text
– Extension filing when needed — no missed dates
– Monthly and quarterly compliance checks for business owners
Real Results, Real Clients
“I used to miss quarterly payments and pay the price. Now Jose’s Tax Service reminds me a week before and handles it for me — no more IRS letters!”
— J. Evans, Independent Consultant, CT
Don’t Let a Missed Deadline Cost You.
📞 Call 475-254-9373
📍 Based in New Haven, CT — Serving All 50 States
🌐 Track your deadlines with our free tax calendar at Josestaxservice.com