### Question
How is the term appropriate portion defined?


### Answer
The term **appropriate portion** is defined in *49 U.S.C. § 24407* as the following:

> a share, for each State subject to paragraph (1), not less than the share of the total railroad route miles in such State of the total railroad route miles in the United States, excluding from all totals the route miles exclusively used for tourist, scenic, and excursion railroad operations

#### Citation:
  - *49 U.S.C. § 24407*
  - Heading: **SUBTITLE V-RAIL PROGRAMS > PART C-PASSENGER TRANSPORTATION > CHAPTER 244-RAIL IMPROVEMENT GRANTS**

