Alaska Estimated Tax Deadlines2026

2026 estimated tax payment deadlines for each quarter. Avoid penalties by filing on time.

Quick Alaska Tax Estimate

Based on Alaska's tax rates for 2026. Enter your details for a personalized calculation.

State Tax on $80K Profit
$0
SE Tax
$11,303.64
Effective Rate
20.2%
Marginal Rate
12%

Alaska Tax Information

State Income TaxNone — no state income tax!
Sales Tax0%
LLC Filing Fee$0
Annual Report Fee$None
Standard DeductionN/A

Alaska has no state income tax. Self-employed only pay federal self-employment tax.

Alaska Quarterly Tax Deadlines

Q1
Apr 15
Q2
Jun 16
Q3
Sep 15
Q4
Jan 15

Frequently Asked Questions

What are the 2026 quarterly tax deadlines for Alaska?
Federal deadlines: April 15, June 16, September 15, 2026, and January 15, 2027. Alaska follows the same schedule. Payments postmarked by the deadline are considered on time.
How do I avoid underpayment penalties in Alaska?
Pay at least 90% of current year tax OR 100% of prior year tax (110% if AGI > $150K) through withholding and quarterly estimates combined.