TaxMath

2025 Mississippi Income Tax Brackets & Rates

Federal and state tax brackets, capital gains rates, and corporate tax rates for Mississippi in tax year 2025.

Federal Income Tax Brackets (2025)

FromToRate
$0$11,92510.00%
$11,925$48,47512.00%
$48,475$103,35022.00%
$103,350$197,30024.00%
$197,300$250,52532.00%
$250,525$626,35035.00%
$626,35037.00%

Mississippi State Income Tax Brackets (2025)

FromToRate
$0$10,0000.00%
$10,0004.40%

Federal Capital Gains Tax Brackets (2025)

FromToRate
$0$48,3500.00%
$48,350$533,40015.00%
$533,40020.00%

Additional Information

Federal Corporate Tax Rate
21.00%
State Corporate Tax Rate
5.00%
Federal Standard Deduction (Single)
$15,750

Sources & Trust

Every figure above is traceable to a published source. Each source is rated by what published it, not by how confident we feel about it.

Federal (United States) — 2025

OfficialValues verified
4 sources— show
  1. Cited for Rate brackets · confirmed

    Primary citation recorded with the tax table entry; coverage beyond the rate brackets is unconfirmed.

  2. Cited for Rate brackets, Standard deduction, Capital gains · confirmed

    Section 2.15(1): 2025 standard deduction for unmarried individuals = $15,000 (pre-OBBBA)

  3. Cited for Standard deduction, Corporate rate · confirmed

    Section 3.01: removes Rev. Proc. 2024-40 §2.15(1); restates 2025 amount as $15,750 under OBBBA §70102

  4. Cited for Corporate rate · confirmed

    Official U.S. Code text: flat 21% corporate rate under §11(b)

How we rate sources — tiers are derived from what published the document, not from our confidence in it.

Mississippi — 2025

OfficialValues verified

Modeled as a zero-rate first bracket up to $10,000 and 4.4% above. Standard deduction ($2,300) and personal exemption ($6,000) are modeled as a combined $8,300 single-filer shield.

9 sources— show
  1. Cited for Rate brackets · confirmed

    Primary citation recorded with the tax table entry; coverage beyond the rate brackets is unconfirmed.

  2. Cited for Rate brackets · confirmed

    Quotes Miss. Code §27-7-5 rate schedule: 4.7% (2024), 4.4% (2025), 4% (2026+), 0% brackets up to $10,000

  3. Cited for Corporate rate · confirmed

    Tax Foundation's detailed brackets table: MS corporate = 4% >$5,000, 5% >$10,000, for both 2025 and 2026 (aggregator)

  4. Cited for Corporate rate · confirmed

    Confirms HB1/Build-Up Mississippi Act is described exclusively as an individual income tax phase-out, with no mention of a corporate rate change (aggregator/trade press)

  5. Cited for Rate brackets, Corporate rate · confirmed

    State Economist's fiscal analysis of HB1 (Build Up Mississippi Act), fetched and read directly this session; frames 4.0% as 'as of tax year 2026', implying 2025 = 4.4%

  6. Cited for Rate brackets · confirmed

    Aggregator corroboration of 0%/$10,000 and 4.4% for TY2025

  7. Cited for Capital gains · confirmed

    States MS taxes all capital gains as ordinary income at the flat state rate, no LTCG/STCG distinction

  8. Cited for Capital gains · confirmed

    Corroborates no preferential state capital-gains rate

  9. Cited for Corporate rate · confirmed

    Aggregator citing 4.7% top corporate rate distinct from the 4.4% individual rate

How we rate sources — tiers are derived from what published the document, not from our confidence in it.