### Question
Can you define what medical review officer means?


### Answer
**Medical review officer** is defined as the following in *49 U.S.C. § 31306a*:

> a licensed physician who is responsible for—


(A) receiving and reviewing a laboratory result generated under the testing program

#### Citation:
  - *49 U.S.C. § 31306a*
  - Heading: **SUBTITLE VI-MOTOR VEHICLE AND DRIVER PROGRAMS > PART B-COMMERCIAL > CHAPTER 313-COMMERCIAL MOTOR VEHICLE OPERATORS**

