The theatre has been operated by the City of Paris since 1979. It has undergone a major restoration. It re-opened under the name of the "Théâtre Musical de Paris" in 1980. It was acoustically re-modeled again in 1989. It returned to the "Théâtre du Châtelet" name. In 1995, the theatre received additional improvements in acoustics and sightlines. Today, the theatre is mainly used for opera performances and concerts.