AM Best has placed under review with developing implications the Financial Strength Rating of A- (Excellent) and the Long-Term Issuer Credit Ratings of “a-” (Excellent) of Preferra Insurance Company Risk Retention Group (Preferra RRG) and NASW Insurance Company (NASWIC). Both companies are domiciled in Washington, DC.

The under review with developing implications status is based on the separation of Preferra RRG and NASWIC. Management of both entities have requested to be rated on a stand-alone basis by AM Best.

The ratings of Preferra RRG and NASWIC will remain under review with developing implications until the AM Best analytical team evaluates the ratings for both entities on a stand-alone basis.

This press release relates to Credit Ratings that have been published on AM Best’s website. For all rating information relating to the release and pertinent disclosures, including details of the office responsible for issuing each of the individual ratings referenced in this release, please see AM Best’s Recent Rating Activity web page. For additional information regarding the use and limitations of Credit Rating opinions, please view Guide to Best's Credit Ratings. For information on the proper use of Best’s Credit Ratings, Best’s Performance Assessments, Best’s Preliminary Credit Assessments and AM Best press releases, please view Guide to Proper Use of Best’s Ratings & Assessments.

AM Best is a global credit rating agency, news publisher and data analytics provider specializing in the insurance industry. Headquartered in the United States, the company does business in over 100 countries with regional offices in London, Amsterdam, Dubai, Hong Kong, Singapore and Mexico City. For more information, visit www.ambest.com.

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