Having previously been an active member of the Union of Democrats and Independents (UDI), Crouzet joined LREM in 2017.

In addition to her committee assignments, she is a member of the French-Venezuelan Parliamentary Friendship Group.

[4] In September 2019, Crouzet announced that she would leave LREM, expressing disagreement in particular on her party’s choice of candidates for the municipal elections.

In early 2019, together with around twenty other LREM members, she proposed to re-establish a solidarity tax on wealth, which had been abolished the previous year.

[6] In July 2019, Crouzet decided not to align with her parliamentary group’s majority and became one of 52 LREM members who abstained from a vote on the French ratification of the European Union’s Comprehensive Economic and Trade Agreement (CETA) with Canada.