State & Local Tax (SALT)

State Tax Deadlines

Kentucky Tax Deadlines: Individual & Corporate Filing Guide

Kentucky Tax Deadlines: Individual & Corporate Filing Guide

Kentucky Tax Deadlines at a Glance (2026)

Entity Type

Return Due

Extension Deadline

Individuals

April 15, 2026

October 15, 2026

C Corporations

April 15, 2026

October 15, 2026

S Corporations

March 16, 2026

September 15, 2026

Partnerships

March 16, 2026

September 15, 2026

Local Taxes

Kentucky local occupational taxes may apply in addition to state filings.

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