### Question
How does Energy Conservation Program for Consumer Products Other Than Automobiles define relative light output?


### Answer
Under *42 U.S.C. § 6291*, **relative light output** is defined as:

> the light output delivered through the use of a ballast divided by the light output delivered through the use of a reference ballast, expressed as a percent, as determined in accordance with the test procedures specified in ANSI standard C82.2–1984, or as may be prescribed by the Secretary

#### Citation:
  - *42 U.S.C. § 6291*
  - Heading: **CHAPTER 77-ENERGY CONSERVATION > SUBCHAPTER III-IMPROVING ENERGY EFFICIENCY > Part A-Energy Conservation Program for Consumer Products Other Than Automobiles**

