This was announced on Thursday by the Minister of Communications, Science and Technology Chief Thesele 'Maseribane.
Mr ’Mokose, 71, died on Sunday in the Canadian capital Ottawa after a short illness.
He was posted in Canada in 2019.
His body is yet to be repatriated from Ottawa on a date yet to be announced.
Chief ’Maseribane described him as a great politician who once represented the Peka Constituency as an MP and served the government as Deputy Speaker of Parliament and cabinet minister in several portfolios.
Born on February 24, 1949 in Kolonyama, Leribe, ’Mokose worked as a teacher before he became a diplomat and politician.
During his teaching career, he taught at Leribe Secondary School, Cana High School, Leribe High School and Vuvusane High School in Swaziland.
He served as Principal at Leribe High School from January 1987 until December 1991 when he joined the Ministry of Education as Chief Inspector.
He worked in that capacity until July 1994 when he joined the diplomatic corps. He started serving as the Lesotho High Commissioner to the Republic of South Africa until August 1999.