The software appearing on this list are approved to calculate whether a home acquired (by sale or lease) meets the energy-efficiency requirements for the 45L tax credit, subject to the noted restrictions based on building permit date. DOE Memo on RESNET Software Validation Procedures ().DOE Memo on Updated RESNET Software Validation Procedures ().DOE Memo on the Retroactive Application of DOE-Listed Software Validated against RESNET 001-2020 ().DOE Memo Extending the Use of Software Validated Against RESNET 001-2016 ().DOE Memo #2 Extending the Use of Software Validated Against RESNET 001-2016 ( ).Not all website updates are reflected in the memos. The memos listed below document recent changes to this website.
RESIDENTIAL LOAD CALCULATION TOOL UPDATE
DOE will review submitted software and update the DOE Approved Software List in coordination with the IRS. This website also specifies the information required to be submitted by software providers to the DOE and the Internal Revenue Service (IRS) for DOE review and consideration for the DOE Approved Software List. Department of Energy (DOE) Approved Software List which lists software that may be used to verify compliance with the energy efficiency requirements for the tax credit under § 45L of the Internal Revenue Code (45L).