Commercial court

Heritage Days 2026: Explore the Paris Commercial Court during guided tours

On the occasion of Heritage Days 2026, the Paris Commercial Court invites you to join us this weekend, Saturday 19 and Sunday 20 September 2026. A panel of judging guides will be on hand for exceptional guided tours of the courthouse, built between 1860 and 1865.

The Paris Commercial Court: Exclusive Tours of this Hidden Gem on the Île de la Cité

The Paris Commercial Court isn’t just the arbiter of financial disputes on the Île de la Cité: it stands as one of the most striking witnesses to Haussmann’s transformative renovations. Behind its neo-Renaissance architecture and imposing dome, this historic building conceals impressive technical feats and interior splendors largely unknown to the public—treasures revealed during exclusive guided tours.

This stunning monument on the Île de la Cité exhibits an asymmetry, the result of a whimsical decision by Haussmann.

Located on the Île de la Cité, at the very heart of Paris's historic judiciary district, the Commercial Court building stands as an often-overlooked masterpiece of the Second Empire era. With its imposing dome and lavish interior, this architectural gem conceals a bold design choice: a deliberately offset dome crafted to accommodate the urban planning visions of Baron Haussmann.

Power cuts in Paris on the Ile de la Cité, the Tribunal and the Palais de Justice affected

A major power cut affected the Île de la Cité on the morning of Monday June 23, 2025, disrupting operations at the Palais de Justice de Paris. Hearings were largely rescheduled, with the exception of a few jurisdictions, while the causes of the outage have yet to be determined.