Unions Sue FMCS for Memo Limiting Workers’ Arbitration Access

May 15, 2026, 6:10 PM UTC

Federal worker unions are challenging the Trump administration over a policy that restricts mediation and arbitration rights for agency employees the White House has deemed ineligible for collective bargaining rights.

The Federal Mediation and Conciliation Service violated federal administrative law when its general counsel issued a memo limiting access to arbitration for certain federal workers, a coalition of unions said in a complaint filed Friday in US District Court for the District of Columbia.

The case is the latest in unions’ efforts to fight against President Donald Trump’s executive orders seeking to use national security concerns to strip federal workers ...

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