Career
She was elected to the Norwegian Parliament from Oppland in 1993, and was re-elected on one occasion. She had previously served in the position of deputy representative during the term 1989–1993.
She was elected to the Norwegian Parliament from Oppland in 1993, and was re-elected on one occasion. She had previously served in the position of deputy representative during the term 1989–1993.
Tingelstad was a member of Gran municipality council during the term 1975–1979, and of Oppland county council during the term 1987–1991.