KYIV, Aug 12 – Fitch Ratings has revised the Outlook on the National Joint Stock Company Naftogaz Ukrayiny's Long-Term Foreign-Currency Issuer Default Rating (IDR) to Positive from Stable and affirmed the IDR at 'B'.

According to a Fitch press release, the equalization of Naftogaz's ratings to Ukraine's reflects the company's strong links with the sovereign.