2025 NTD Annual Data - Questionable Data Items

The Questionable Data Items dataset details all data marked by FTA with exceptions for being either questionable, deleted, or waived. This data is a part of the National Transit Database (NTD) in the 2025 report year.

This file is also published at https://www.transit.dot.gov/ntd/ntd-data, under the Product Type of "Annual Database (Excel)." Equivalent datasets from 2018 through 2024 can also be found using that link.

If you have any other questions about this table, please contact the NTD Help Desk at NTDHelp@dot.gov.