Russia-backed Indian refiner Nayara Energy has reduced operations at its 400,000-barrel-per-day refinery in the aftermath of new European Union sanctions that targeted the firm, five sources familiar with the matter said.

NEW DELHI (Reuters) -Russia-backed Indian refiner Nayara Energy Monday said it has started legal proceedings against Microsoft following the abrupt and unilateral suspension of critical services by the U.

Nayara Energy is reducing run rates at its west India refinery as it struggles to receive crude imports and export processed fuels after EU-imposed sanctions, according to people familiar with the matter.