---
kind: "section"
citation: "18 C.F.R. § 35.40"
title: "18"
number: "35.40"
heading: "Ancillary services."
url: "https://uscodex.org/cfr/18/35.40"
---

# §35.40. Ancillary services.


A Seller may make sales of ancillary services at market-based rates only if it has been authorized by the Commission and only in specific geographic markets as the Commission has authorized.


## Notes

### Source

Source: Order 697, 72 FR 40038, July 20, 2007, unless otherwise noted.

### Authority

Authority: 16 U.S.C. 791a-825r, 2601-2645; 31 U.S.C. 9701; 42 U.S.C. 7101-7352.

### Source

Source: Order 271, 28 FR 10573, Oct. 2, 1963, unless otherwise noted.