Louisiana Quarterly Tax Calculator
Calculate your estimated quarterly tax payments for federal and Louisiana state taxes. Designed for self-employed individuals, freelancers, and independent contractors.
LA State Tax: Flat 3.0%
Quarterly Payment Amount
$6,151
Per quarter (4 remaining)
Annual Tax Breakdown
2026 Payment Schedule
Jan 1 - Mar 31
Due: April 15, 2026
$6,151
Apr 1 - May 31
Due: June 15, 2026
$6,151
Jun 1 - Aug 31
Due: September 15, 2026
$6,151
Sep 1 - Dec 31
Due: January 15, 2027
$6,151
Don't miss your quarterly payments!
The IRS may charge penalties and interest if you underpay or pay late. Consider setting up automatic payments or calendar reminders.
Louisiana Quarterly Tax Highlights
Louisiana has a flat 3% income tax rate
Recently converted from progressive to flat tax
One of the lowest state income tax rates
Use Form IT-540ES for quarterly payments
Louisiana Quarterly Tax FAQ
What is Louisiana's income tax rate?
Louisiana has a flat 3% income tax rate. The state recently converted from a progressive system, significantly simplifying tax calculations.
Official References
This calculator uses current federal and Louisiana tax rates and schedules:
- IRS Estimated Tax Guidelines
Federal quarterly tax requirements and Form 1040-ES
- Louisiana Department of Revenue
Official Louisiana tax authority
- IRS Self-Employment Tax
Social Security and Medicare tax information
This calculator provides estimates based on 2026 tax rates. Your actual tax liability may vary based on deductions, credits, and other factors. Consult a tax professional for personalized advice.