Fitch Ratings has downgraded the Sri Lanka-based Lakdhanavi Limited’s National Long-Term Rating to ‘AA-(lka)’ from ‘AA+(lka)’. The Outlook is Stable. The downgrade reflects the risk of disruptions to Lakdhanavi’s domestic operations from a potential fuel shortage and heightened counterparty risk due to its exposure to payments from the Sri Lankan government (Long-Term Foreign-Currency Issuer Default.