National Transportation Safety Board
Annual backlog, FY2010–FY2025
Pending requests at end of each fiscal year (Oct 1, 2009 – Sept 30, 2025). Federal fiscal year runs Oct 1 – Sept 30, named for the year it ends.
Dashed verticals mark presidential inaugurations.
Recent quarterly activity
Last 22 quarters of received, processed, and backlog. Most recent: FY2026 Q2 (Jan 1 – Mar 31, 2026).
10 oldest pending requests, end of FY2025 (Sept 30, 2025)
Agencies report days pending in working days, counted from the day the request was received; the years column converts to calendar years. The longer this list runs, the more litigation-ripe the agency’s backlog.
| Rank | Date received | Working days pending | Years pending |
|---|---|---|---|
| #1 | 2023-01-04 | 686 | 2.7 |
| #2 | 2023-02-01 | 667 | 2.7 |
| #3 | 2023-02-15 | 657 | 2.6 |
| #4 | 2023-06-20 | 571 | 2.3 |
| #5 | 2023-09-13 | 512 | 2.0 |
| #6 | 2023-09-15 | 510 | 2.0 |
| #7 | 2023-09-15 | 510 | 2.0 |
| #8 | 2023-09-18 | 509 | 2.0 |
| #9 | 2023-09-18 | 509 | 2.0 |
| #10 | 2023-09-27 | 502 | 2.0 |
Exemption invocations, FY2025 (Oct 1, 2024 – Sept 30, 2025)
How often each FOIA exemption (b1–b9) was invoked when redacting or denying records. Exemption 5 (deliberative process, attorney-client) is highlighted — it’s the most-fought exemption in FOIA litigation.
FOIA staffing, FY2025 (Oct 1, 2024 – Sept 30, 2025)
Annual report history
| FY | Received | Processed | Pending end |
|---|---|---|---|
| FY2025 | 604 | 512 | 373 |
| FY2024 | 703 | 561 | 281 |
| FY2023 | 558 | 601 | 140 |
| FY2022 | 518 | 500 | 183 |
| FY2021 | 453 | 584 | 165 |
| FY2020 | 573 | 850 | 296 |
| FY2019 | 435 | 761 | 573 |
| FY2018 | 521 | 549 | 899 |
| FY2017 | 437 | 370 | 929 |
| FY2016 | 471 | 272 | 889 |
| FY2015 | 566 | 394 | 691 |
| FY2014 | 589 | 409 | 522 |
| FY2013 | 466 | 311 | 344 |
| FY2012 | 294 | 185 | 189 |
| FY2011 | 293 | 304 | 81 |
| FY2010 | 315 | 271 | 92 |
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