Jurisdiction detail
Mississippi tax guide
A seeded subnational profile for Mississippi, built on the schema from the world-class expansion plan.
Country
United States
Tax year
2026
Authority
Mississippi Department of Revenue
Overview
Mississippi has been transitioning to a flat income tax with scheduled rate reductions. Sales tax applies broadly including to most groceries at the full rate.
Individual income tax
Mississippi moved to a flat 4.4 percent individual income tax with scheduled reductions toward 4 percent.
Type: flat
Business tax
Mississippi corporate income tax tops at 5 percent.
Reference rate: 5%
Sales or indirect tax
Economic nexus applies for remote sellers.
Base rate: 7%
Limited local sales tax additions.
Deadlines and forms
April 15 for individuals; corporate returns follow federal due dates.
Official authority
Visit Mississippi Department of RevenuePrimary sources
- Mississippi Department of RevenueVerified 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.