Connecticut · Through Revised to January 1, 2026 (2026 Supplement to the General Statutes of Connecticut, applied over the base revision of January 1, 2025)

Conn. Gen. Stat. § 12-703: Credits based on adjusted gross income.

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Where this section sits in the code

TITLE 12. TAXATION
CHAPTER 229. INCOME TAX

Connecticut Adjusted Gross Income | | Amount of Credit

Over $12,000 but | |

not over $15,000 | | 75%

Over $15,000 but | |

not over $15,500 | | 70%

Over $15,500 but | |

not over $16,000 | | 65%

Over $16,000 but | |

not over $16,500 | | 60%

Over $16,500 but | |

not over $17,000 | | 55%

Over $17,000 but | |

not over $17,500 | | 50%

Over $17,500 but | |

not over $18,000 | | 45%

Over $18,000 but | |

not over $18,500 | | 40%

Over $18,500 but | |

not over $20,000 | | 35%

Over $20,000 but | |

not over $20,500 | | 30%

Over $20,500 but | |

not over $21,000 | | 25%

Over $21,000 but | |

not over $21,500 | | 20%

Over $21,500 but | |

not over $25,000 | | 15%

Over $25,000 but | |

not over $25,500 | | 14%

Over $25,500 but | |

not over $26,000 | | 13%

Over $26,000 but | |

not over $26,500 | | 12%

Over $26,500 but | |

not over $27,000 | | 11%

Over $27,000 but | |

not over $48,000 | | 10%

Over $48,000 but | |

not over $48,500 | | 9%

Over $48,500 but | |

not over $49,000 | | 8%

Over $49,000 but | |

not over $49,500 | | 7%

Over $49,500 but | |

not over $50,000 | | 6%

Over $50,000 but | |

not over $50,500 | | 5%

Over $50,500 but | |

not over $51,000 | | 4%

Over $51,000 but | |

not over $51,500 | | 3%

Over $51,500 but | |

not over $52,000 | | 2%

Over $52,000 but | |

not over $52,500 | | 1%

(2) For taxable years commencing on or after January 1, 2000, any person, other than a trust or estate, subject to the tax under this chapter for any taxable year who files under the federal income tax for such taxable year as an unmarried individual shall be entitled to a credit in determining the amount of tax liability for purposes of this chapter in accordance with the following schedule:

(A) For taxable years commencing on or after January 1, 2000, but prior to January 1, 2001:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $12,250 but | |

not over $15,300 | | 75%

Over $15,300 but | |

not over $15,800 | | 70%

Over $15,800 but | |

not over $16,300 | | 65%

Over $16,300 but | |

not over $16,800 | | 60%

Over $16,800 but | |

not over $17,300 | | 55%

Over $17,300 but | |

not over $17,800 | | 50%

Over $17,800 but | |

not over $18,300 | | 45%

Over $18,300 but | |

not over $18,800 | | 40%

Over $18,800 but | |

not over $20,400 | | 35%

Over $20,400 but | |

not over $20,900 | | 30%

Over $20,900 but | |

not over $21,400 | | 25%

Over $21,400 but | |

not over $21,900 | | 20%

Over $21,900 but | |

not over $25,500 | | 15%

Over $25,500 but | |

not over $26,000 | | 14%

Over $26,000 but | |

not over $26,500 | | 13%

Over $26,500 but | |

not over $27,000 | | 12%

Over $27,000 but | |

not over $27,500 | | 11%

Over $27,500 but | |

not over $49,000 | | 10%

Over $49,000 but | |

not over $49,500 | | 9%

Over $49,500 but | |

not over $50,000 | | 8%

Over $50,000 but | |

not over $50,500 | | 7%

Over $50,500 but | |

not over $51,000 | | 6%

Over $51,000 but | |

not over $51,500 | | 5%

Over $51,500 but | |

not over $52,000 | | 4%

Over $52,000 but | |

not over $52,500 | | 3%

Over $52,500 but | |

not over $53,000 | | 2%

Over $53,000 but | |

not over $53,500 | | 1%

(B) For taxable years commencing on or after January 1, 2001, but prior to January 1, 2004:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $12,500 but | |

not over $15,600 | | 75%

Over $15,600 but | |

not over $16,100 | | 70%

Over $16,100 but | |

not over $16,600 | | 65%

Over $16,600 but | |

not over $17,100 | | 60%

Over $17,100 but | |

not over $17,600 | | 55%

Over $17,600 but | |

not over $18,100 | | 50%

Over $18,100 but | |

not over $18,600 | | 45%

Over $18,600 but | |

not over $19,100 | | 40%

Over $19,100 but | |

not over $20,800 | | 35%

Over $20,800 but | |

not over $21,300 | | 30%

Over $21,300 but | |

not over $21,800 | | 25%

Over $21,800 but | |

not over $22,300 | | 20%

Over $22,300 but | |

not over $26,000 | | 15%

Over $26,000 but | |

not over $26,500 | | 14%

Over $26,500 but | |

not over $27,000 | | 13%

Over $27,000 but | |

not over $27,500 | | 12%

Over $27,500 but | |

not over $28,000 | | 11%

Over $28,000 but | |

not over $50,000 | | 10%

Over $50,000 but | |

not over $50,500 | | 9%

Over $50,500 but | |

not over $51,000 | | 8%

Over $51,000 but | |

not over $51,500 | | 7%

Over $51,500 but | |

not over $52,000 | | 6%

Over $52,000 but | |

not over $52,500 | | 5%

Over $52,500 but | |

not over $53,000 | | 4%

Over $53,000 but | |

not over $53,500 | | 3%

Over $53,500 but | |

not over $54,000 | | 2%

Over $54,000 but | |

not over $54,500 | | 1%

Connecticut Adjusted Gross Income | | Amount of Credit

Over $12,625 but | |

not over $15,750 | | 75%

Over $15,750 but | |

not over $16,250 | | 70%

Over $16,250 but | |

not over $16,750 | | 65%

Over $16,750 but | |

not over $17,250 | | 60%

Over $17,250 but | |

not over $17,750 | | 55%

Over $17,750 but | |

not over $18,250 | | 50%

Over $18,250 but | |

not over $18,750 | | 45%

Over $18,750 but | |

not over $19,250 | | 40%

Over $19,250 but | |

not over $21,050 | | 35%

Over $21,050 but | |

not over $21,550 | | 30%

Over $21,550 but | |

not over $22,050 | | 25%

Over $22,050 but | |

not over $22,550 | | 20%

Over $22,550 but | |

not over $26,300 | | 15%

Over $26,300 but | |

not over $26,800 | | 14%

Over $26,800 but | |

not over $27,300 | | 13%

Over $27,300 but | |

not over $27,800 | | 12%

Over $27,800 but | |

not over $28,300 | | 11%

Over $28,300 but | |

not over $50,500 | | 10%

Over $50,500 but | |

not over $51,000 | | 9%

Over $51,000 but | |

not over $51,500 | | 8%

Over $51,500 but | |

not over $52,000 | | 7%

Over $52,000 but | |

not over $52,500 | | 6%

Over $52,500 but | |

not over $53,000 | | 5%

Over $53,000 but | |

not over $53,500 | | 4%

Over $53,500 but | |

not over $54,000 | | 3%

Over $54,000 but | |

not over $54,500 | | 2%

Over $54,500 but | |

not over $55,000 | | 1%

(D) For taxable years commencing on or after January 1, 2007, but prior to January 1, 2008:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $12,750 but | |

not over $15,900 | | 75%

Over $15,900 but | |

not over $16,400 | | 70%

Over $16,400 but | |

not over $16,900 | | 65%

Over $16,900 but | |

not over $17,400 | | 60%

Over $17,400 but | |

not over $17,900 | | 55%

Over $17,900 but | |

not over $18,400 | | 50%

Over $18,400 but | |

not over $18,900 | | 45%

Over $18,900 but | |

not over $19,400 | | 40%

Over $19,400 but | |

not over $21,300 | | 35%

Over $21,300 but | |

not over $21,800 | | 30%

Over $21,800 but | |

not over $22,300 | | 25%

Over $22,300 but | |

not over $22,800 | | 20%

Over $22,800 but | |

not over $26,600 | | 15%

Over $26,600 but | |

not over $27,100 | | 14%

Over $27,100 but | |

not over $27,600 | | 13%

Over $27,600 but | |

not over $28,100 | | 12%

Over $28,100 but | |

not over $28,600 | | 11%

Over $28,600 but | |

not over $51,000 | | 10%

Over $51,000 but | |

not over $51,500 | | 9%

Over $51,500 but | |

not over $52,000 | | 8%

Over $52,000 but | |

not over $52,500 | | 7%

Over $52,500 but | |

not over $53,000 | | 6%

Over $53,000 but | |

not over $53,500 | | 5%

Over $53,500 but | |

not over $54,000 | | 4%

Over $54,000 but | |

not over $54,500 | | 3%

Over $54,500 but | |

not over $55,000 | | 2%

Over $55,000 but | |

not over $55,500 | | 1%

(E) For taxable years commencing on or after January 1, 2008, but prior to January 1, 2012:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $13,000 but | |

not over $16,300 | | 75%

Over $16,300 but | |

not over $16,800 | | 70%

Over $16,800 but | |

not over $17,300 | | 65%

Over $17,300 but | |

not over $17,800 | | 60%

Over $17,800 but | |

not over $18,300 | | 55%

Over $18,300 but | |

not over $18,800 | | 50%

Over $18,800 but | |

not over $19,300 | | 45%

Over $19,300 but | |

not over $19,800 | | 40%

Over $19,800 but | |

not over $21,700 | | 35%

Over $21,700 but | |

not over $22,200 | | 30%

Over $22,200 but | |

not over $22,700 | | 25%

Over $22,700 but | |

not over $23,200 | | 20%

Over $23,200 but | |

not over $27,100 | | 15%

Over $27,100 but | |

not over $27,600 | | 14%

Over $27,600 but | |

not over $28,100 | | 13%

Over $28,100 but | |

not over $28,600 | | 12%

Over $28,600 but | |

not over $29,100 | | 11%

Over $29,100 but | |

not over $52,000 | | 10%

Over $52,000 but | |

not over $52,500 | | 9%

Over $52,500 but | |

not over $53,000 | | 8%

Over $53,000 but | |

not over $53,500 | | 7%

Over $53,500 but | |

not over $54,000 | | 6%

Over $54,000 but | |

not over $54,500 | | 5%

Over $54,500 but | |

not over $55,000 | | 4%

Over $55,000 but | |

not over $55,500 | | 3%

Over $55,500 but | |

not over $56,000 | | 2%

Over $56,000 but | |

not over $56,500 | | 1%

(F) For taxable years commencing on or after January 1, 2012, but prior to January 1, 2013:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $13,500 but | |

not over $16,900 | | 75%

Over $16,900 but | |

not over $17,400 | | 70%

Over $17,400 but | |

not over $17,900 | | 65%

Over $17,900 but | |

not over $18,400 | | 60%

Over $18,400 but | |

not over $18,900 | | 55%

Over $18,900 but | |

not over $19,400 | | 50%

Over $19,400 but | |

not over $19,900 | | 45%

Over $19,900 but | |

not over $20,400 | | 40%

Over $20,400 but | |

not over $22,500 | | 35%

Over $22,500 but | |

not over $23,000 | | 30%

Over $23,000 but | |

not over $23,500 | | 25%

Over $23,500 but | |

not over $24,000 | | 20%

Over $24,000 but | |

not over $28,100 | | 15%

Over $28,100 but | |

not over $28,600 | | 14%

Over $28,600 but | |

not over $29,100 | | 13%

Over $29,100 but | |

not over $29,600 | | 12%

Over $29,600 but | |

not over $30,100 | | 11%

Over $30,100 but | |

not over $54,000 | | 10%

Over $54,000 but | |

not over $54,500 | | 9%

Over $54,500 but | |

not over $55,000 | | 8%

Over $55,000 but | |

not over $55,500 | | 7%

Over $55,500 but | |

not over $56,000 | | 6%

Over $56,000 but | |

not over $56,500 | | 5%

Over $56,500 but | |

not over $57,000 | | 4%

Over $57,000 but | |

not over $57,500 | | 3%

Over $57,500 but | |

not over $58,000 | | 2%

Over $58,000 but | |

not over $58,500 | | 1%

(G) For taxable years commencing on or after January 1, 2013, but prior to January 1, 2014:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $14,000 but | |

not over $17,500 | | 75%

Over $17,500 but | |

not over $18,000 | | 70%

Over $18,000 but | |

not over $18,500 | | 65%

Over $18,500 but | |

not over $19,000 | | 60%

Over $19,000 but | |

not over $19,500 | | 55%

Over $19,500 but | |

not over $20,000 | | 50%

Over $20,000 but | |

not over $20,500 | | 45%

Over $20,500 but | |

not over $21,000 | | 40%

Over $21,000 but | |

not over $23,300 | | 35%

Over $23,300 but | |

not over $23,800 | | 30%

Over $23,800 but | |

not over $24,300 | | 25%

Over $24,300 but | |

not over $24,800 | | 20%

Over $24,800 but | |

not over $29,200 | | 15%

Over $29,200 but | |

not over $29,700 | | 14%

Over $29,700 but | |

not over $30,200 | | 13%

Over $30,200 but | |

not over $30,700 | | 12%

Over $30,700 but | |

not over $31,200 | | 11%

Over $31,200 but | |

not over $56,000 | | 10%

Over $56,000 but | |

not over $56,500 | | 9%

Over $56,500 but | |

not over $57,000 | | 8%

Over $57,000 but | |

not over $57,500 | | 7%

Over $57,500 but | |

not over $58,000 | | 6%

Over $58,000 but | |

not over $58,500 | | 5%

Over $58,500 but | |

not over $59,000 | | 4%

Over $59,000 but | |

not over $59,500 | | 3%

Over $59,500 but | |

not over $60,000 | | 2%

Over $60,000 but | |

not over $60,500 | | 1%

(H) For taxable years commencing on or after January 1, 2014, but prior to January 1, 2016:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $14,500 but | |

not over $18,100 | | 75%

Over $18,100 but | |

not over $18,600 | | 70%

Over $18,600 but | |

not over $19,100 | | 65%

Over $19,100 but | |

not over $19,600 | | 60%

Over $19,600 but | |

not over $20,100 | | 55%

Over $20,100 but | |

not over $20,600 | | 50%

Over $20,600 but | |

not over $21,100 | | 45%

Over $21,100 but | |

not over $21,600 | | 40%

Over $21,600 but | |

not over $24,200 | | 35%

Over $24,200 but | |

not over $24,700 | | 30%

Over $24,700 but | |

not over $25,200 | | 25%

Over $25,200 but | |

not over $25,700 | | 20%

Over $25,700 but | |

not over $30,200 | | 15%

Over $30,200 but | |

not over $30,700 | | 14%

Over $30,700 but | |

not over $31,200 | | 13%

Over $31,200 but | |

not over $31,700 | | 12%

Over $31,700 but | |

not over $32,200 | | 11%

Over $32,200 but | |

not over $58,000 | | 10%

Over $58,000 but | |

not over $58,500 | | 9%

Over $58,500 but | |

not over $59,000 | | 8%

Over $59,000 but | |

not over $59,500 | | 7%

Over $59,500 but | |

not over $60,000 | | 6%

Over $60,000 but | |

not over $60,500 | | 5%

Over $60,500 but | |

not over $61,000 | | 4%

Over $61,000 but | |

not over $61,500 | | 3%

Over $61,500 but | |

not over $62,000 | | 2%

Over $62,000 but | |

not over $62,500 | | 1%

(I) For taxable years commencing on or after January 1, 2016:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $15,000 but | |

not over $18,800 | | 75%

Over $18,800 but | |

not over $19,300 | | 70%

Over $19,300 but | |

not over $19,800 | | 65%

Over $19,800 but | |

not over $20,300 | | 60%

Over $20,300 but | |

not over $20,800 | | 55%

Over $20,800 but | |

not over $21,300 | | 50%

Over $21,300 but | |

not over $21,800 | | 45%

Over $21,800 but | |

not over $22,300 | | 40%

Over $22,300 but | |

not over $25,000 | | 35%

Over $25,000 but | |

not over $25,500 | | 30%

Over $25,500 but | |

not over $26,000 | | 25%

Over $26,000 but | |

not over $26,500 | | 20%

Over $26,500 but | |

not over $31,300 | | 15%

Over $31,300 but | |

not over $31,800 | | 14%

Over $31,800 but | |

not over $32,300 | | 13%

Over $32,300 but | |

not over $32,800 | | 12%

Over $32,800 but | |

not over $33,300 | | 11%

Over $33,300 but | |

not over $60,000 | | 10%

Over $60,000 but | |

not over $60,500 | | 9%

Over $60,500 but | |

not over $61,000 | | 8%

Over $61,000 but | |

not over $61,500 | | 7%

Over $61,500 but | |

not over $62,000 | | 6%

Over $62,000 but | |

not over $62,500 | | 5%

Over $62,500 but | |

not over $63,000 | | 4%

Over $63,000 but | |

not over $63,500 | | 3%

Over $63,500 but | |

not over $64,000 | | 2%

Over $64,000 but | |

not over $64,500 | | 1%

(b) Any person subject to tax under this chapter who files a return under the federal income tax for such taxable year as a head of household, as defined in Section 2(b) of the Internal Revenue Code, shall be entitled to a credit in determining the amount of tax liability for purposes of this chapter in accordance with the following schedule:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $19,000 but | |

not over $24,000 | | 75%

Over $24,000 but | |

not over $24,500 | | 70%

Over $24,500 but | |

not over $25,000 | | 65%

Over $25,000 but | |

not over $25,500 | | 60%

Over $25,500 but | |

not over $26,000 | | 55%

Over $26,000 but | |

not over $26,500 | | 50%

Over $26,500 but | |

not over $27,000 | | 45%

Over $27,000 but | |

not over $27,500 | | 40%

Over $27,500 but | |

not over $34,000 | | 35%

Over $34,000 but | |

not over $34,500 | | 30%

Over $34,500 but | |

not over $35,000 | | 25%

Over $35,000 but | |

not over $35,500 | | 20%

Over $35,500 but | |

not over $44,000 | | 15%

Over $44,000 but | |

not over $44,500 | | 14%

Over $44,500 but | |

not over $45,000 | | 13%

Over $45,000 but | |

not over $45,500 | | 12%

Over $45,500 but | |

not over $46,000 | | 11%

Over $46,000 but | |

not over $74,000 | | 10%

Over $74,000 but | |

not over $74,500 | | 9%

Over $74,500 but | |

not over $75,000 | | 8%

Over $75,000 but | |

not over $75,500 | | 7%

Over $75,500 but | |

not over $76,000 | | 6%

Over $76,000 but | |

not over $76,500 | | 5%

Over $76,500 but | |

not over $77,000 | | 4%

Over $77,000 but | |

not over $77,500 | | 3%

Over $77,500 but | |

not over $78,000 | | 2%

Over $78,000 but | |

not over $78,500 | | 1%

(c) Any husband and wife subject to tax under this chapter for any taxable year who file a return under the federal income tax for such taxable year as married individuals filing joint returns or any person who files a return for such taxable year as a surviving spouse, as defined in Section 2(a) of the Internal Revenue Code, shall be entitled to a credit in determining the amount of tax liability for purposes of this chapter in accordance with the following schedule:

Connecticut Adjusted Gross Income | | Amount of Credit

Over $24,000 but | |

not over $30,000 | | 75%

Over $30,000 but | |

not over $30,500 | | 70%

Over $30,500 but | |

Not over $31,000 | | 65%

Over $31,000 but | |

Not over $31,500 | | 60%

Over $31,500 but | |

not over $32,000 | | 55%

Over $32,000 but | |

Not over $32,500 | | 50%

Over $32,500 but | |

not over $33,000 | | 45%

Over $33,000 but | |

not over $33,500 | | 40%

Over $33,500 but | |

not over $40,000 | | 35%

Over $40,000 but | |

not over $40,500 | | 30%

Over $40,500 but | |

not over $41,000 | | 25%

Over $41,000 but | |

not over $41,500 | | 20%

Over $41,500 but | |

not over $50,000 | | 15%

Over $50,000 but | |

not over $50,500 | | 14%

Over $50,500 but | |

not over $51,000 | | 13%

Over $51,000 but | |

not over $51,500 | | 12%

Over $51,500 but | |

not over $52,000 | | 11%

Over $52,000 but | |

not over $96,000 | | 10%

Over $96,000 but | |

not over $96,500 | | 9%

Over $96,500 but | |

not over $97,000 | | 8%

Over $97,000 but | |

not over $97,500 | | 7%

Over $97,500 but | |

not over $98,000 | | 6%

Over $98,000 but | |

not over $98,500 | | 5%

Over $98,500 but | |

not over $99,000 | | 4%

Over $99,000 but | |

not over $99,500 | | 3%

Over $99,500 but | |

not over $100,000 | | 2%

Over $100,000 but | |

not over $100,500 | | 1%

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