§45L Tax Credit: 2024 IECC & ENERGY STAR Paths for Kentucky Builders
Code-required verification, not optional certification, by June 30, 2026.
Code-required verification, not optional certification, by June 30, 2026.
Whole-building fresh-air requirements under the 2022 standard — what HECS verifies in the field.
One-line dek: A working guide to what the federal rule, 2024 IECC, and ENERGY STAR MFNC actually require on multifamily projects in Louisville, Lexingto…
The Section 45L energy efficient home credit closes for multifamily on a federal statutory date. Builders across Kentucky, Indiana, and Ohio must lock c…
What code officials verify and where the IECC draws the line.
What code officials verify and where the IECC draws the line.
EarthCraft and NGBS overlap on envelope testing but diverge on energy compliance, sampling, and third-party roles. Here’s how to decide for Kentucky, Te…
Mechanical ventilation, local exhaust, and filtration credits on residential projects in KY, OH, and IN.
Practical guidance for developers pursuing Section 8 and LIHTC certification in KHC-financed properties.
Practical guidance for developers pursuing Section 8 and LIHTC certification in KHC-financed properties.
Welcome to the HECS blog — expert-authored technical content for affordable housing developers, general contractors, code officials, and architects working on HVAC testing, energy certification, and FORTIFIED Home projects across Kentucky, Indiana, Ohio, Tennessee, Illinois, and Missouri. Our posts are written by NCI-certified field techs with 15+ years of field experience and are designed to be the best answer on the internet for the topics HECS covers.
Technical deep-dives on HVAC testing and balancing best practices; blower door and duct leakage test methodology; ENERGY STAR v3.0/v3.1/v3.2 compliance changes; NGBS Green, EarthCraft, and Indoor airPLUS certification walkthroughs; 45L Energy Efficient Home Credit documentation and IRS Form 8908 requirements; FORTIFIED Home program updates and insurance discount details; engineered utility allowance methodology for LIHTC, HUD, and USDA RD; radon testing and mitigation guidance; thermal imaging and air leakage diagnostics; and code-compliance reviews for the Midwest.
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