ENERGY STAR Light Commercial HVAC Version 4.0

The ENERGY STAR specification for Light Commercial HVAC is currently under revision. Materials related to this revision process are provided below. Partners and other interested parties with questions or concerns regarding these materials or the revision process can contact Abigail Daken, EPA, at Daken.Abigail@epa.gov. This webpage will be updated periodically as new information is received.

ENERGY STAR Revised Version 4.0 Light Commercial HVAC Specification – April 26, 2022

ENERGY STAR LC HVAC Version 4.0 Specification Rev April 2022 (PDF, 384 KB)

ENERGY STAR Final Version 4.0 Light Commercial HVAC Specification – March 28, 2022

ENERGY STAR Final Version 4.0 Light Commercial HVAC Cover Memo (PDF, 196 KB)

ENERGY STAR Final Version 4.0 Light Commercial HVAC Specification (PDF, 200 KB)

ENERGY STAR Light Commercial HVAC Version 4.0 Final Draft Specification Stakeholder Comments – March 3, 2022

ASAP Comments.pdf (PDF, 290 KB)

ENERGY STAR Version 4.0 Light Commercial HVAC Final Draft Specification – February 10, 2022


ENERGY STAR Light Commercial HVAC Version 4.0 Draft Specification – December 13, 2021

AHRI HRAI Comments (PDF, 179 KB)
ASAP et al. Comments (PDF, 340 KB)
Carrier Comments (PDF, 120 KB)
Lennox Comments (PDF, 280 KB)
Mitsubishi Comments (PDF, 155 KB)
NEEA Comments (PDF, 157 KB)
NEEP Comments (PDF, 315 KB)


ENERGY STAR Light Commercial HVAC Version 4.0 Draft Specification – Monday, November 1, 2021