---
kind: "section"
citation: "14 C.F.R. § 19-1"
title: "14"
number: "19-1"
heading: "Applicability."
url: "https://uscodex.org/cfr/14/19-1"
---

# §19-1. Applicability.

- (a) **United States air carrier.** Each large certificated U.S. air carrier shall file with the Department, on a monthly basis, Form 41 Schedule T-100 “U.S. Air Carrier Traffic and Capacity Data By Nonstop Segment and On-flight Market,” and summary data as prescribed in this section and in sections [22](/cfr/14/22.md) and [25](/cfr/14/25.md) of this part.
- (b) **Foreign (non-U.S.) air carrier—** Each foreign air carrier as required by [part 217](/cfr/14/part217.md) of this chapter shall file Form 41 Schedule T-100(f) “Foreign Air Carrier Traffic Data by Nonstop Segment and On-flight Market.” The “Instructions to Foreign Air Carriers for Reporting Traffic Data on Form 41 Schedule T-100(f),” (Instructions-Foreign Air Carriers) are included in the Appendix to [§ 217.10](/cfr/14/217.10.md) of this chapter.
- (c) Reports required by this section shall be submitted to the Bureau of Transportation Statistics in a format specified in accounting and reporting directives issued by the Bureau of Transportation Statistics' Director of Airline Information.
- (d) On-flight market and nonstop segment detail data by carrier shall be made public only as provided in [section 19-6](/cfr/14/19-6.md).

## Notes

### Amendments

[53 FR 46305, Nov. 16, 1988; 53 FR 52404, Dec. 28, 1988, as amended at 60 FR 66723, Dec. 26, 1995; 67 FR 49223, July 30, 2002; 75 FR 41583, July 16, 2010]

### Authority

Authority: 49 U.S.C. 329, 41101, 41708, and 41709.

### Source

Source: ER-755, 37 FR 19726, Sept. 21, 1972, unless otherwise noted.

### Amendments

[53 FR 46305, Nov. 16, 1988; 53 FR 52404, Dec. 28, 1988, as amended at 60 FR 66723, Dec. 26, 1995; 67 FR 49223, July 30, 2002; 75 FR 41583, July 16, 2010]