Packaged terminal air conditioners
Compiled text through May 15, 2022
Register checked through Jul 29, 2026
No later Register activity identified in this check.
Dates and status
- Compiling agency
- Executive Department
- Text status
- Source receipt
- Compiled text through
- May 15, 2022
- Register checked through
- July 29, 2026/Vol. XLVIII, Issue 30 (2026-07-29)
- Activity status
- No later Register activity identified in this check.
- Source snapshot
- Jun 6, 2026
The standards for the energy efficiency ratio of packaged terminal air conditioners are as follows: an energy efficiency ratio of 6.1 for units manufactured after January 1, 1978; and 6.8 for units manufactured after January 1, 1980.