Mass. Judge Takes OneBeacon’s Motion to Dismiss Reinsurance Case Under Advisement

BOSTON — A Massachusetts federal judge has taken under advisement OneBeacon Insurance Group’s motion to dismiss a complaint filed by two reinsurers asserting that OneBeacon is collaterally estopped from arbitrating the same reinsurance claims that were at issue in a previous arbitration.

On June 19, Judge Denise J. Casper of the U.S. District Court for the District of Massachusetts is considering OneBeacon’s argument that this issue is for the arbitrators, rather than the court, to decide.

The reinsurers, National Casualty Insurance Co. and Employers Insurance Company of Wausau, also seek a declaration that OneBeacon’s alleged coercion of an umpire nominee …