A letter signed by Energy Minister-designate Boakye Agyarko and dated January, 26 said: “As a care-taker CEO, you will not take decisions that have policy implications until a substantive Governing Board is in place.”

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He replaces Moses Asaga who has been sacked by President Nana Akufo-Addo.

Mr Tampuli has also been asked to desist from taking decisions that "have policy implications until a substantive Governing Board is in place."

"You may refer such policy related decisions to the Ministry for prior approval," the letter stated.

Mr Tampuli, until his appointment, has been advocating for the respect of human rights in the country, where he has served as lead counsel for people who have been unfairly manhandled by state institutions.

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In September 2016, Mr Tampuli fought for the release of New Patriotic Party (NPP)'s sympathiser, Fadi Samih Daboussi when he was detained by Bureau of National Investigations (BNI) over some foul comments.

Mr Tampuli studied Energy and Environmental Law at the Ohio State University Moritz College of Law.

He studied LLB at the University of Ghana and had his secondary education at Tamale Secondary School.

He currently lives in Accra, Ghana.