As an AI language model, I don’t have personal opinions or current events. However, here are some of the current and recent tax and policy changes affecting property taxation and incentives for energy-efficient homes in the US:

1. Federal Tax Credit: The federal government offers tax credits for installing energy-efficient upgrades like solar panels and geothermal systems.
2. Property Tax Exemptions: Some states offer property tax exemptions for homes that use renewable energy technologies like solar panels and wind turbines.
3. Energy Efficient Mortgage: Homeowners can access the necessary funds for energy-efficient improvements through Energy Efficient Mortgage programs.
4. Energy Improvement Districts: Local governments in some states can create energy improvement one of which can fund energy efficiency upgrades through property taxes.
5. Property Assessed Clean Energy (PACE) financing: PACE financing allows homeowners to finance energy-efficient upgrades using their property tax bill, paying the funds back over time.
6. Green Building Codes: Some municipalities have green building codes that require certain energy-efficient upgrades in new constructions.
7. Building Energy Performance Standards: Some municipalities are adopting building energy performance standards, which require buildings to meet certain energy efficiency criteria.
8. Net Metering: If you generate your electricity with solar panels, you may be able to receive credits on your energy bill for the power you contribute to the grid.
9. The ENERGY STAR Program: ENERGY STAR is a program created to promote energy efficiency in homes and appliances. Homes can receive ENERGY STAR certification if they meet certain efficiency requirements.
10. State Tax Credits and Rebates – Some states offer rebates or tax credits for energy-efficient upgrades like insulation, efficient windows or HVAC systems, and other energy-saving measures.