As an air carrier that applies for compensation under this part, you must retain records as follows:

You must retain all books, records, and other source and summary documentation supporting your claims for compensation of direct and incremental losses pursuant to Sections 101, 103, and 106 of the Act. This requirement includes, but is not limited to, the following:

You must retain supporting evidence and documentation demonstrating the validity of the data you provide under §§ 330.27-330.31.

You must retain documentation verifying that your pre-September 11, 2001, forecast was the most recent forecast available to that date.

You must also retain documentation outlining the assumptions made for all forecasts and the source of the data and other inputs used in making the forecasts.

You must agree to have your independent public accountant retain all reports, working papers, and supporting documentation pertaining to the agreed-upon procedures engagement conducted by your independent public accountant under the requirements of this part for a period of five years. The accountant must make this information available for audit and examination by representatives of the Department of Transportation (including the Office of the Inspector General), the Comptroller General of the United States, or other Federal agencies.

You must preserve and maintain this documentation in a manner that readily permits its audit and examination by representatives of the Department of Transportation (including the Office of the Inspector General), the Comptroller General of the United States, or other Federal agencies.

You must retain this documentation for five years.

You must make all requested data available within one week from a request by the Department of Transportation (including the Office of the Inspector General), the Comptroller General of the United States, or other Federal agencies.