Litigation

A group of banks contesting the split of bond-insurer MBIA into two companies won a round in court against the New York State Insurance Department over the release of e-mails related to the plan.

American International Group Inc. could be on the hook for total claims of perhaps $800 million or more related to profits on real estate deals involving AIG’s Global Real Estate unit, according to a lawsuit that could come to trial in New York as early as this summer.

Berkshire Hathaway Inc. is considering whether to pursue legal action against former company executive David Sokol, who was once thought to be among a handful of candidates to replace CEO Warren Buffett.

Liberty Mutual Group has filed court papers to oppose a proposed $450 million settlement American International Group Inc. made with seven companies to end a pending class-action federal civil lawsuit over alleged underreporting of workers’ compensation premiums.

New rules that expose executives and directors of troubled financial-services institutions to unexpected negative consequencesincluding the possible loss of their salaries and other compensationhave sparked the creation of a new insurance coverage.

American International Group Inc. has sued two financial firms alleging that they engaged in fraud and unjust enrichment by issuing exotic securities they claimed were backed by prime mortgage-backed securities.