OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has downgraded the Long-Term Issuer Credit Rating (Long-Term ICR) to “bbb” from “bbb+” and affirmed the Financial Strength Rating (FSR) of B++ (Good) of National Fire and Indemnity Exchange (NFIE) (St. Louis, MO). The outlook of the Long-Term ICR has been revised to stable from negative, while the outlook of the FSR remains stable. The Credit Ratings (ratings) reflect NFIE’s balance sheet strength, which A.M. Best categorizes as very strong, as well as