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D.C. Circuit Creates Split over the Reach of the First-to-File Bar

Client Alert | 1 min read | 04.18.14

In U.S. ex rel. Shea v. Verizon Co., the D.C. Circuit held that (1) two complaints may be "related" even if they involve different agencies or contracts, (2) the bar applies even when the same relator filed the earlier action, and (3) it continues to operate even after the earlier-filed action is resolved. The third holding (which drew a dissent) conflicts with dicta from two other circuits and the Fourth Circuit's 2013 opinion in U.S. ex rel. Carter v. Halliburton Co., petition for cert. filed (discussed here), holding that the first-to-file bar only applies while the earlier action is still pending.

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Client Alert | 5 min read | 09.03.26

DOT Final Rule Narrows Airline Delay and Cancellation Reporting Obligation Under FAA Reauthorization Act of 2024

The U.S. Department of Transportation (DOT) published a final rule amending 14 CFR Part 234 that fundamentally changes how airlines report the causes of flight delays and cancellations. Effective October 19, 2026, the rule implements Section 511(b) of the FAA Reauthorization Act of 2024 by creating a new reporting category, the “Section 511(b) category,” for ten specific events that Congress determined are not attributable to airline control. The rule simultaneously narrows the existing "Air Carrier" reporting category by expressly excluding those same ten events....