HB05133 • 2026

AN ACT INCREASING THE HIGHEST MARGINAL RATE OF THE PERSONAL INCOME TAX.

Taxes

Passed Legislature

This bill passed both chambers and reached final enrollment, even if later executive action is not shown here.

Sponsor: Rep. Jason Doucette, 13th Dist.
Last action: 2026-02-20
Official status: Public Hearing 02/27
Effective date: Not listed

Plain English Breakdown

The effective date is missing from both the metadata and the bill excerpt, so it remains unknown when this law would take effect.

Bill to Raise the Top Personal Income Tax Rate

This bill changes state law to raise the highest tax rate on personal income from 6.99% to 7.99%.

What This Bill Does

Amends section 12-700 of the general statutes regarding taxes.
Increases the top marginal rate for personal income tax by one percentage point.
Sets the new highest tax rate at seven and ninety-nine-hundredths percent (7.99%).
Replaces the previous highest rate of six and ninety-nine-hundredths percent (6.99%).

Who It Names or Affects

Taxpayers whose earnings fall into the highest taxable bracket.

Limits and Unknowns

The bill text does not list an effective date for when this change begins.
The source material does not define which specific income levels trigger the highest tax rate.

Bill History

2026-02-20 Connecticut General Assembly
Public Hearing 02/27
2026-02-18 FIN
Reserved for Subject Matter Public Hearing
2026-02-10 Connecticut General Assembly
Referred to Joint Committee on Finance, Revenue and Bonding

Official Summary Text

To increase the highest marginal rate of the personal income tax from six and ninety-nine-hundredths per cent to seven and ninety-nine-hundredths per cent.

Current Bill Text

Read the full stored bill text

LCO No. 937 1 of 2

General Assembly Proposed Bill No. 5133
February Session, 2026 LCO No. 937

Referred to Committee on FINANCE, REVENUE AND
BONDING

Introduced by:
REP. DOUCETTE, 13th Dist.
REP. BIGGINS, 11th Dist.
REP. BROWN, 56th Dist.
REP. BROWN M., 127th Dist.
REP. CHAFEE, 33rd Dist.
REP. DEMICCO, 21st Dist.
REP. ELLIOTT, 88th Dist.
REP. FARRAR, 20th Dist.
REP. FORTIER, 79th Dist.
REP. GAUTHIER, 38th Dist.
REP. GILCHREST, 18th Dist.
REP. GODFREY, 110th Dist.
REP. GUCKER, 138th Dist.
REP. HEFFERNAN, 115th Dist.
REP. JOHNSON, 49th Dist.
REP. KAVROS DEGRAW, 17th Dist.
REP. KEITT, 134th Dist.
REP. KHAN, 5th Dist.
REP. LEMAR, 96th Dist.
REP. LUXENBERG, 12th Dist.
REP. MARTINEZ, 22nd Dist.
REP. MENAPACE, 37th Dist.
REP. MCGEE T., 116th Dist.
REP. MORRIN BELLO, 28th Dist.
REP. NOLAN, 39th Dist.
REP. PARIS, 145th Dist.
REP. ROCHELLE, 104th Dist.
REP. SHAKE, 120th Dist.
REP. SHANNON, 117th Dist.
REP. SIMMS, 140th Dist.
SEN. SLAP, 5th Dist.
REP. SWEET, 91st Dist.
REP. TURCO, 27th Dist.
REP. WINTER, 94th Dist.

AN ACT INCREASING THE HIGHEST MARGINAL RATE OF THE
PERSONAL INCOME TAX.
Be it enacted by the Senate and House of Representatives in General
Assembly convened:

That section 12-700 of the general statutes be amended to increase the 1
highest marginal rate of the personal income tax from six and ninety -2
Proposed Bill No. 5133

LCO No. 937 2 of 2

nine-hundredths per cent to seven and ninety -nine-hundredths per 3
cent. 4
Statement of Purpose:
To increase the highest marginal rate of the personal income tax from
six and ninety-nine-hundredths per cent to seven and ninety -nine-
hundredths per cent.