As part of the U.S. Department of Transportation (DOT), the Bureau of Transportation Statistics (BTS) is covered by the DOT's Information Dissemination Quality Guidelines. As a Federal statistical organization, BTS also has its own statistical standards and participates with other Federal statistical organizations to improve the quality of statistical information. Here is a list of useful documents:
BTS has consulted with the Operating Administrations within DOT on their performance measures in the DOT Performance and Accountability Report. One result of this work is the compendium of Source and Accuracy Statements for each of the data programs used to create performance measurements.