COMcheck-Web simplifies commercial and high-rise residential energy code compliance.

COMcheck-Web simplifies commercial and high-rise residential energy code compliance - no software download or installation required. The current COMcheck-Web includes the latest user experience, navigation improvements, and support for newer national and state energy codes (including ASHRAE 90.1-2022 and the 2024 Minnesota Energy Code), along with features like advanced reporting, data entry wizards, lighting data imports, and project sharing.

Legacy COMcheck-Web

Legacy COMcheck-Web provides the original desktop-like experience for commercial and high-rise residential energy code compliance, with no software download or installation required. If you need to access an existing legacy project or continue work in the legacy system, use the link below.

Note: the Legacy COMcheck-Web uses a separate account and login from the current COMcheck-Web, and credentials are not shared between the two.