At the same time, she was leader of Droite sociale, a local political party, before joining the Union of Democrats and Independents.

Dindar was appointed as the Delegate General for diversity within the national office of the Union for a Popular Movement, where she engaged in outreach on behalf of the party in the Overseas department and regions.

During the 2007 French presidential election, Dindar, together with Valérie Pécresse and Bérengère Poletti issued a statement critical of Socialist Party candidate Ségolène Royal, noting her absence at meetings on preventing violence against women.

Dindar stood as a candidate in the 2007 French legislative elections for Réunion's 1st constituency as a member of the "Presidential Majority" coalition.

[3] In February 2008, she was named by Jean-Louis Borloo, Minister of Ecology as one of the Overseas France representatives to the Grenelle de l'environnement.

Re-elected in 2011 with two-thirds of the votes in her district, Dindar announced plans to run in the 2012 French legislative election for Réunion's 1st constituency in the National Assembly.

In the 2015 local elections, she was re-elected in the first round for Canton Saint-Denis.. Elle conserve la tête du conseil départemental malgré le changement de majorité.

An investigation by Le Quotidien de La Reunion said the office was suspected of financial mismanagement, tax evasion, erratic management, and "hiring out of any regulatory framework".

The fourth floor of the building included a private apartment used by Dindar and her associates, allegedly to avoid accommodation costs.

[9][10][11] A report by the Journal de l'île de La Réunion affirmed that "Since its creation, the Glaive resembles a political machine meant to benefit the Premier and the Head of the General Council, Nassimah Dindar", mainly because the organization is based in Dindar's canton and has a hiring process that lacks transparency.

The Chamber referred a case to the chief prosecutor Eric Trufféry, who opened a preliminary investigation in June 2018 around Embezzlement of public funds and undue influence issues.