One checklist must be completed and signed by the commissioning contractor for each HVAC system that is commissioned.
Records: the completed checklist and the corresponding National HVAC Design Report shall be retained by the contractor for a minimum of three years.
On request: the contractor shall provide the completed checklist to the builder, the Rater responsible for certifying the home, and the HVAC oversight organization.
Air balancing: air balancing of supply registers and return grilles is recommended, but not required at this time for certification.
| Question | Answer |
|---|---|
| Form Name | EPA Form 5900-426 |
| Form Length | 2 pages |
| Fillable? | Yes |
| Fillable fields | 80 |
| Avg. time to fill out | 14 min |
| Edition | Revised 01/15/2025 |
| Issuing agency | U.S. Environmental Protection Agency (ENERGY STAR) |
| Matches the agency's file | Yes, checked October 2, 2026 |
| Other names | 5900-426, EPA Form 5900-426, National HVAC Commissioning Checklist, HVAC commissioning checklist, ENERGY STAR HVAC Commissioning Checklist |
| Official source | EPA Form 5900-426 (Rev 01/15/2025), ENERGY STAR |
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