### Question
How is the "aircraft accident" defined?


### Answer
The term **aircraft accident** is defined in *49 U.S.C. § 1136* as follows -

> any aviation disaster, regardless of its cause or suspected cause, for which the National Transportation Safety Board is the lead investigative agency

#### Citation:
  - *49 U.S.C. § 1136*
  - Heading: **SUBTITLE II-OTHER GOVERNMENT AGENCIES > CHAPTER 11-NATIONAL TRANSPORTATION SAFETY BOARD > SUBCHAPTER III-AUTHORITY**

