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Energy Efficient Home Credit (45L) in Maine 2026

Calculate your energy efficient home credit (45l) tax savings in Maine. With Maine's 7.15% top state tax rate, your combined savings are higher.

Maine Tax Overview

State Income Tax
7.15%
progressive
Sales Tax
5.5%
avg combined: 5.5%
Property Tax Rate
1.24%
Median Income
$64,767

Three brackets 5.8%-7.15%. Uses federal standard deduction. Estate tax ($6.8M). Property Tax Fairness Credit.

Maine Income Tax Brackets (Single)

5.8%
$0 - $24,500
6.75%
$24,500 - $58,050
7.15%
$58,050 +
Your bracket
$5,000
Est. Total Savings
$5,000
Max Deduction
Tax Credit
Deduction Type
29.1%
Combined Tax Rate

Energy Efficient Home Credit (45L) Savings Calculator for Maine

$
$

Federal Savings

$5,000

22% bracket

Maine State

$0

7.15% rate

Total Savings

$5,000

29.1% combined

Tax credits reduce your tax bill dollar-for-dollar, regardless of your tax bracket.

Savings by Tax Bracket in Maine

10%
$5,000
12%
$5,000
22%
$5,000
24%
$5,000
32%
$5,000
35%
$5,000
37%
$5,000

Includes 7.15% Maine state tax on top of federal savings.

Eligibility Requirements

Builders or developers of new energy-efficient homes

  • 1$2,500 for ENERGY STAR certified homes
  • 2$5,000 for DOE Zero Energy Ready homes
  • 3Must meet prevailing wage requirements for full credit

Maine residents should verify that this deduction is also recognized on their state tax return for additional savings of up to 7.15%.

Common Mistakes to Avoid

  • !Not obtaining required certifications before claiming
  • !Missing prevailing wage requirements
  • !Failing to meet the 50% energy savings threshold
  • !Forgetting to claim the deduction on your Maine state return (missing up to 7.15% additional savings)

Maine Filing Tips

Federal standard deduction applies. Property Tax Fairness Credit helps offset high property taxes. Compare to neighboring New Hampshire which has no income tax.

Required Tax Forms

Form 8908Form 3800

File these forms with your federal tax return to claim the energy efficient home credit (45l). Maine may require additional state-specific forms.

Other Tax Deductions in Maine

Mortgage Interest Deduction

Housing

~$4,638
est. savings

Property Tax Deduction

Housing

~$2,915
est. savings

Home Office Deduction

Housing

~$1,590
est. savings

Home Energy Tax Credit

Housing

~$1,800
est. savings

Residential Solar Tax Credit

Housing

~$7,500
est. savings

Military Moving Expenses

Housing

~$5,300
est. savings

PMI Premium Deduction

Housing

~$1,458
est. savings

Mortgage Points Deduction

Housing

~$2,650
est. savings

Energy Efficient Home Credit (45L) in Neighboring States

New Hampshire

No state income tax

~$2,500
-2,500 vs Maine

Tax Calculators for Maine Cities

Portland

Calculate Your Full Tax Savings in Maine

Use our free tax calculators to optimize your entire tax return for Maine.

Income Tax CalculatorMaine Income TaxFull Energy Efficient Home Credit (45L) Guide

Frequently Asked Questions

How much can I save with the Energy Efficient Home Credit (45L) in Maine?

In Maine, the energy efficient home credit (45l) can save you an estimated $5,000 per year on a $5,000 deduction. This includes $5,000 in federal tax savings and $0 in Maine state tax savings at the 7.15% marginal rate. The national average savings is $2,500/year.

What is the Maine state income tax rate?

Maine has a progressive income tax system with a top rate of 7.15%. Three brackets 5.8%-7.15%. Uses federal standard deduction. Estate tax ($6.8M). Property Tax Fairness Credit.

Who qualifies for the Energy Efficient Home Credit (45L) in Maine?

Builders or developers of new energy-efficient homes. The eligibility requirements are the same whether you live in Maine or another state, as this is a federal tax credit. However, your total savings will vary based on Maine's 7.15% top state tax rate.

What tax forms do I need to claim the Energy Efficient Home Credit (45L) in Maine?

To claim the energy efficient home credit (45l), you need to file Form 8908 and Form 3800 with your federal return. Maine residents should also check if the state allows this deduction on their state return for additional savings of up to 7.15%. Filing status affects your deduction limits and tax bracket.

Is the Energy Efficient Home Credit (45L) better in Maine than in states without income tax?

Yes, Maine residents benefit more because the state's 7.15% top income tax rate means the deduction reduces both your federal AND state tax liability. In states with no income tax (like Texas, Florida, or Nevada), this deduction only reduces federal taxes. Your combined rate of 29.1% means more savings per dollar deducted.

What is the standard deduction in Maine for 2026?

Maine's standard deduction is $14,600 for single filers and $29,200 for married filing jointly. Federal standard deduction applies. Property Tax Fairness Credit helps offset high property taxes. Compare to neighboring New Hampshire which has no income tax.

Related Calculators

Mortgage Interest Deduction in Maine

Avg savings: $3,500/year

Property Tax Deduction in Maine

Avg savings: $2,200/year

Home Office Deduction in Maine

Avg savings: $1,200/year

Home Energy Tax Credit in Maine

Avg savings: $1,800/year

Residential Solar Tax Credit in Maine

Avg savings: $7,500/year

Military Moving Expenses in Maine

Avg savings: $4,000/year