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Zero-emission buildings (ZEB) and life-cycle Global Warming Potential (GWP)

Zero-emission buildings (ZEBs) represent a major shift in European building policy. Under the revised EPBD, new buildings must meet stringent energy performance standards and eliminate on-site fossil fuel use, while progressively integrating renewable energy. This topical area also addresses the calculation of life-cycle Global Warming Potential (GWP), reflecting the growing importance of embodied carbon and circularity in construction. By considering both operational and lifecycle emissions, the framework promotes a holistic approach to decarbonisation. ZEB standards are central to achieving climate neutrality and driving innovation in design, materials and construction practices.

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A view of several modern residential buildings with balconies, lit by sunlight on a clear day. There are trees and greenery in the foreground, adding a natural touch to the urban setting.
New EU framework harmonises life-cycle global warming potential calculations for new buildings

The European Union has adopted Delegated Regulation (EU) 2026/52, establishing a common framework for calculating the life-cycle global warming potential (GWP) of new buildings across the EU. Applicable from 24 May 2026, the framework aims to improve the comparability of national methodologies.

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Articles and guidance resources

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Article 7 New buildings View
Article 11 Zero-emission buildings View
Annex III Calculation of life cycle GWP of new buildings View