Tóth was vice-president of Fidelitas from 1996 until 2003 and vice-president of European Democrat Students from 1999 until 2001.[2] She then worked for the Hungarian Ministry of Foreign Affairs and MEP József Szájer until 2004.[3] In 2004, she started working in the European Parliament as a political advisor to the European People's Party as a member of the Committee on Women's Rights and Gender Equality, and from 2007 until 2019 on the Committee on Industry, Energy and Research.[2]