Urban Wildlife

Swift Welfare and UK Planning Requirements for Swift Bricks 2026

The UK government and numerous local authorities have introduced planning requirements for swift bricks in new residential and commercial developments. This represents a significant policy advance for swift welfare in the built environment.

Key Facts

Multiple UK local authorities now require swift bricks in new builds under planning conditions
The Environment Act 2021 introduced a requirement for biodiversity net gain in new developments
Swift bricks provide permanent internal cavity nesting sites within building fabric
A standard swift brick costs approximately 20-30 pounds and provides nesting sites for decades
RSPB estimates that 350,000 swift bricks installed over 10 years would halt UK swift decline

Welfare Considerations

Swift pairs that cannot find suitable nest cavities as older buildings are renovated face complete reproductive failure. Swift bricks installed in new builds create permanent nesting infrastructure that does not require ongoing management and provides secure sites for decades. The policy shift toward requiring swift bricks in new builds directly improves the welfare of breeding swift pairs by ensuring new development generates rather than destroys net nesting capacity.

What You Can Do

Check whether your local planning authority requires swift bricks and report non-compliance
Install swift bricks when undertaking building renovation or extension work
Contact RSPB and local swift groups for technical guidance on swift brick installation
Advocate for swift brick requirements in your local planning authority's building standards
Donate to RSPB swift conservation and monitoring programs