RSA Insurance said on Friday it had suspended the top executives of its Irish business while it investigates issues in the unit's claims and finance functions identified during a routine internal audit.
(Read more: RBS unit to pay $150 million to settle U.S. charges.)
The insurer said CEO Philip Smith, Chief Financial Officer Rory O'Connor and Peter Burke, a claims director, had been suspended.
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It said no findings had been made against any individuals at this time, but as a result of these issues it estimated that its 2013 operating result would be 70 million pounds ($112 million) lower than current market expectations.