### Question
How does RETAIL EXCISE TAXES define presumed markup percentage?


### Answer
Under *26 U.S.C. § 4052*, **presumed markup percentage** is defined as:

> the average markup percentage of retailers of articles of the type involved, as determined by the Secretary

#### Citation:
  - *26 U.S.C. § 4052*
  - Heading: **Subtitle D-Miscellaneous Excise Taxes > CHAPTER 31-RETAIL EXCISE TAXES > Subchapter C-Heavy Trucks and Trailers**

