Lloyd's insurers could pay flat commission fees to Aon to avoid allegations of improper trading, reports said today.

The agreement means that insurers would pay between 2.5% and 3.75% of the premium paid by Aon's clients, up to a maximum of £500,000, reports said.

Lloyd's and Aon have been working to find an alternative to the controversial contingent commissions since the practice first came under the scrutiny the Eliot Spitzer.

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