OREANDA-NEWS. National Rating Agency (NRA) has affirmed its ‘A’ credit rating on National Reserve Bank Joint-Stock Commercial Bank OJSC (NRBank). The outlook for the rating is Stable. The bank was assigned NRA’s first-time credit rating of ‘AA-’ on Feb. 15, 2011. The latest rating action on NRBank (the credit rating downgrade to ‘A’ with a stable outlook) was on July 17, 2015.