Kammala wannan jumla: Ci gaba da kasancewa mai aiki a Jam'iyyar Labour, Lamont ya zama fitaccen mai fafutuka kan batutuwan da suka shafi adalci na zamantakewa, daidaito da rarrabawa. Duk da cewa ta kada kuri'ar a'a
A cikin shekarun 1980 da 1990 ta kasance wakili a Majalisar Tsarin Mulki ta Scotland, kungiyar da ta share fagen rarraba ikon Scotland. Daga nata shawarar ta 1979, Lamont ta ce ta "zo daga ɓangaren hagu wanda ya ga siyasar kishin ƙasa a matsayin karkatarwa daga manyan manufofi [amma daga baya] ya zo ya ga majalisa a matsayin abin hawa don canjin dimokiradiyya a Scotland". Ta kasance memba na Kwamitin Zartarwa na Scotland na Jam'iyyar Labour, tana aiki a matsayin shugaban a 1993.