### Question
What is the definition of tank vessel?


### Answer
The definition of **tank vessel** is as follows in *46 U.S.C. § 53101*:

> that term has under section 2101 of this title.

#### Citation:
  - *46 U.S.C. § 53101*
  - Heading: **Subtitle V-Merchant Marine > CHAPTER 531-MARITIME SECURITY FLEET**

