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Speak Now Or Forever Hold Your Protest: Intervenor’s Silence Waives Future Protest Grounds

Client Alert | less than 1 min read | 05.05.21

When is the deadline to file a bid protest, and what actions or inactions can cause potential future protest arguments to be waived?  These seemingly simple questions can have surprising answers.  In a recent bid protest decision, GAO held that a contract awardee can waive potential protest grounds by failing to raise them when intervening in a competitor’s bid protest of its award.  See VS2, LLC, B-418942.4, B-418942.5, Feb. 25, 2021, 2021 CPD ¶ --, 2021 WL 873343.  C&M’s Eric Ransom and Rob Sneckenberg explain the VS2 decision and provide useful takeaways for contract awardees in this “Feature Comment” published in The Government Contractor.

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Client Alert | 3 min read | 07.13.26

Amici Rally Behind Liberty Global, Urging Tenth Circuit to Rein in Economic Substance Doctrine

Following the 10th Circuit's April 21, 2026, decision affirming the disallowance of Liberty Global’s $2.4 billion deduction under the codified economic substance doctrine, I.R.C. § 7701(o), Liberty Global filed a petition for panel rehearing or rehearing en banc on June 5, 2026. That petition has since drawn significant amicus support from various industry groups representing large taxpayers, as discussed below....