Jurisdiction detail
Oklahoma tax guide
A seeded subnational profile for Oklahoma, built on the schema from the world-class expansion plan.
Country
United States
Tax year
2026
Authority
Oklahoma Tax Commission
Overview
Oklahoma has been reducing its individual income tax. Oil and gas severance and gross-production taxes are significant state revenues.
Individual income tax
Oklahoma's progressive personal income tax tops at 4.75 percent.
Type: progressive
Business tax
Oklahoma corporate income tax at 4 percent.
Reference rate: 4%
Sales or indirect tax
Economic nexus applies for remote sellers.
Base rate: 4.5%
Local rates add 2 to 7 percent.
Deadlines and forms
April 15 for individuals; corporate returns follow federal due dates.
Official authority
Visit Oklahoma Tax CommissionPrimary sources
- Oklahoma Tax CommissionVerified 2026-05-20
Important disclaimer
This library is for general tax education only. Always verify filing obligations, due dates, and tax consequences against the cited primary source or with a qualified tax professional.