Bulgaria's energy regulator decided to raise domestic natural gas prices by 12.73% from April 1.
The price will be increased to 699.1 levs ($474.1/357.4 euro) per 1,000 cubic metres, Value Added Tax of 20% excluded, the State Energy and Water Regulatory Commission said in a statement published on its website on Friday.
Earlier this month Bulgaria's state-owned gas monopoly Bulgargaz requested that gas prices go up by 25.78% in the second quarter.
Bulgaria's energy regulator revises gas prices on a quarterly basis.
Bulgaria imports almost all the natural gas it needs from Russia through a pipeline crossing the territories of Ukraine, Moldova and Romania.