### Question
How does the law define major system platform?


### Answer
Under *10 U.S.C. § 2446a*, **major system platform** is defined as:

> the highest level structure of a major weapon system that is not physically mounted or installed onto a higher level structure and on which a major system component can be physically mounted or installed

#### Citation:
  - *10 U.S.C. § 2446a*
  - Heading: **Subtitle A-General Military Law > PART IV-SERVICE, SUPPLY, AND PROCUREMENT > CHAPTER 144B-WEAPON SYSTEMS DEVELOPMENT AND RELATED MATTERS > SUBCHAPTER I-MODULAR OPEN SYSTEM APPROACH IN DEVELOPMENT OF WEAPON SYSTEMS**

