Comptroller of the Currency Eugene A. Ludwig emerges as a big winner from the Supreme Court's ruling in the Barnett Banks insurance case, banking lawyers said.

The justices repeatedly deferred to the comptroller's interpretation of the National Bank Act when they ruled that states must permit national banks to sell insurance from small towns, several lawyers said. The March 26 opinion bodes well for Mr. Ludwig if he decides to further expand bank insurance powers, they said.

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