### Question
How is the term submersible vessel defined?


### Answer
The term **submersible vessel** is defined in *46 U.S.C. § 70502* as the following:

> a vessel that is capable of operating completely below the surface of the water, including both manned and unmanned watercraft

#### Citation:
  - *46 U.S.C. § 70502*
  - Heading: **Subtitle VII-Security and Drug Enforcement > CHAPTER 705-MARITIME DRUG LAW ENFORCEMENT**

