### Question
How does the law define verified technology?


### Answer
Under *42 U.S.C. § 16131*, **verified technology** is defined as:

> a pollution control technology, including a retrofit technology or auxiliary power unit, that has been verified by—


(A) the Administrator

#### Citation:
  - *42 U.S.C. § 16131*
  - Heading: **CHAPTER 149-NATIONAL ENERGY POLICY AND PROGRAMS > SUBCHAPTER VII-VEHICLES AND FUELS > Part F-Diesel Emissions Reduction**

