In energy efficiency and conservation: the way of managing and restraining the growth in energy consumption resulting in the delivery of more services for the same energy input or the same service for less energy input [Section 4(k), Energy Efficiency and Conservation Act of 2019; Rule II(m), Department Circular No. DC 2019-11-0014, Implementing Rules and Regulations of Republic Act No. 11285 (Energy Efficiency and Conservation Act)]
Note: Under the IRR, the term is written as “Energy Efficiency”.