MS SB2444

Creates a 10% income tax credit for qualified energy efficiency improvements to homes, including insulation, exterior windows/skylights, exterior doors, and energy-efficient metal roofs meeting 2000 International Energy Conservation Code standards

Provides tax credits for residential energy property expenditures on items like electric heat pump water heaters, geothermal heat pumps, high-efficiency central air conditioners, and qualified furnaces/boilers meeting specific efficiency ratings

Caps the total energy efficiency credit at $500 per taxpayer across all years, with sub-limits of $200 for windows/skylights, $50 for advanced air circulating fans, $150 for furnaces/boilers, and $300 for energy-efficient building property

Establishes a 50% tax credit (up to $12,500) on the first $25,000 spent for installation of wind or solar energy systems on residential or commercial property, with unused credits carried forward for 5 years

Exempts the added property value from wind or solar energy system installations from ad valorem (property) taxation, effective January 1, 2010