Eligible Buildings: Single-family homes, duplexes, and townhouses.
National Single Family Program Documents
These requirements apply to projects nationwide, except for California. For projects in California, see "California," below.
California Single Family Program Documents
These requirements apply to projects in California only. For projects in the rest of the United States, see "National," above.
Policy Record for ZERH Single Family Homes Version 2
This policy record applies to both the National and California program documents.
Most Recent Policy Record:
DOE ZERH Single Family Version 2 Policy Record (1.7.2025)