Fitch has affirmed the Insurer Financial Strength ratings of QBE Insurance's main underwriting subsidiaries at 'A+'.
The agency has also affirmed the 'A' long-term credit rating for the holding company, QBE.
The outlook for all the ratings is stable.
The affirmation follows an announcement by QBE that it has acquired National Farmers Union Property and Casualty Company (NFU), and its wholly-owned subsidiary, United Security Insurance Company.