Overview

• The architectural competition opens at midday on 10 September, inviting international teams to propose the new wing.
• The project will redevelop the St Vincent House plot north of the Sainsbury Wing to extend the gallery’s footprint.
• The National Gallery will begin collecting and displaying 20th‑century painting as part of the expansion.
• Tate will support the shift through loans plus curatorial and conservation expertise to help shape new displays.
• The scheme aims to improve the route between Leicester Square and Trafalgar Square and create a refreshed visitor experience, backed by £375 million already pledged.