During this term, in December 1972, Helle joined the Liberal People's Party which split from the Liberal Party over disagreements of Norway's proposed entry to the European Economic Community.
Like most of the Liberal People's Party representatives, he was not re-elected in 1973.
[1] Helle took his education in 1958, graduating from the Norwegian School of Economics and Business Administration as a siviløkonom.
He also took pedagogy courses, and worked as a school teacher and principal.
[1] Born in Larvik, he was the brother of Knut Helle.