Knowledge Hub

RE:FIT5 framework

RE:FIT5 (2025–2029), launched in December 2025, is the Mayor of London’s refreshed energy performance and retrofit framework. It helps public sector organisations efficiently decarbonise their estates through a compliant and proven delivery route.

Building on over a decade of success, it offers a trusted platform for delivering guaranteed energy and carbon savings. Find out more about the framework on the information sheet.

RE:FIT5 information sheet (PDF, 185KB)

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