### Question
How is the term 225-mile zone defined?


### Answer
The term **225-mile zone** is defined in *26 U.S.C. § 4262* as the following:

> that portion of Canada and Mexico which is not more than 225 miles from the nearest point in the continental United States

#### Citation:
  - *26 U.S.C. § 4262*
  - Heading: **Subtitle D-Miscellaneous Excise Taxes > CHAPTER 33-FACILITIES AND SERVICES > Subchapter C-Transportation by Air > PART I-PERSONS**

