### Question
What is the definition of properly trained and certified?


### Answer
The definition of **properly trained and certified** is as follows in *42 U.S.C. § 7671h*:

> training and certification in the proper use of approved refrigerant recycling equipment for motor vehicle air conditioners in conformity with standards established by the Administrator and applicable to the performance of service on motor vehicle air conditioners

#### Citation:
  - *42 U.S.C. § 7671h*
  - Heading: **CHAPTER 85-AIR POLLUTION PREVENTION AND CONTROL > SUBCHAPTER VI-STRATOSPHERIC OZONE PROTECTION**

