State Reference · Tax Year 2026
Mississippi (MS)
Flat 4.4% (2026 scheduled)
Mississippi Department of Revenue · Main form: Form 80-105 · Due April 15, 2027
Rates & brackets
Top rate4.4%
Standard deduction$2,300 single / $4,600 MFJ
Personal / dependent$6,000 exemption single / $12,000 MFJ; $1,500/dep
Filing logistics
Main formForm 80-105
Filing dueApril 15, 2027
E-file portalTAP
AgencyMississippi Department of Revenue
Major credits
- Child adoption credit
- Reforestation credit
Sales & property tax
Sales tax7% state + limited local
Property taxHomestead exemption + additional for 65+/disabled
Preparer notes
- Rate trending toward flat 4% by 2030 — always confirm year.
- Retirement income fully exempt.
Related deduction & credit lessons
Deepen state-specific credit hunting with these lessons.