### Question
How does the law define national sea-based deterrence vessel?


### Answer
Under *10 U.S.C. § 2218a*, **national sea-based deterrence vessel** is defined as:

> any submersible vessel constructed or purchased after fiscal year 2016 that is owned, operated, or controlled by the Department of Defense and that carries operational intercontinental ballistic missiles

#### Citation:
  - *10 U.S.C. § 2218a*
  - Heading: **Subtitle A-General Military Law > PART IV-SERVICE, SUPPLY, AND PROCUREMENT > CHAPTER 131-PLANNING AND COORDINATION**

