Historic Structure

The Willis Building

Grade I

A structure of special architectural or historic interest.

This historic structure is legally protected under the Planning (Listed Buildings and Conservation Areas) Act 1990. As a Grade I listed building, it is considered to be of exceptional interest - only 2.5% of all listed buildings achieve this status. It has been protected for 35 years.

Modern Heritage

Listed following the Planning (Listed Buildings and Conservation Areas) Act 1990, which strengthened protection for historic buildings.

Building Type

Historic Structure

Listed Since

25 April 1991

List Entry

1237417

What is a Listed Building?

Listed buildings are structures of special architectural or historic interest, protected under the Planning (Listed Buildings and Conservation Areas) Act 1990.

  • Grade I: Exceptional interest (2.5%)
  • Grade II*: Particularly important (5.8%)
  • Grade II: Special interest (91.7%)
The Willis Building | Grade I Listed Building | Build Checkup