### Question
Can you define what maximum certificated takeoff weight means?


### Answer
**Maximum certificated takeoff weight** is defined as the following in *26 U.S.C. § 4281*:

> the maximum such weight contained in the type certificate or airworthiness certificate

#### Citation:
  - *26 U.S.C. § 4281*
  - Heading: **Subtitle D-Miscellaneous Excise Taxes > CHAPTER 33-FACILITIES AND SERVICES > Subchapter C-Transportation by Air > PART III-SPECIAL PROVISIONS APPLICABLE TO TAXES ON TRANSPORTATION BY AIR**

