Overheating risk in dwellings: overheating compliance checklist

Technical Memoranda TM59: 2026

Chartered Institution of Building Services Engineers, 2026
Overheating risk in dwellings: overheating compliance checklist Download document

Document Status

Current

Supplement

Core Supplement

Series

Technical Memoranda

Abstract

Supplementary guidance on the topic of overheating risk in dwellings. Covers errors and oversights which can apply when undertaking TM59 assessments.

History

TM 59: 2026 supersedes TM 59 'Design methodology for the assessment of overheating risk in homes' (CIBSE, 2017). TM 59: 2026 comprises of three documents: 'Overheating risk in dwellings: a design stage methodology', 'Overheating risk in dwellings: overheating compliance checklist' and 'Overheating risk in dwellings: weather file requirements'. Dated July 2026.

ISBN

9781912034123

Subjects

  • Building types
  • Housing/residential facilities
  • Building services
  • Space heating/central heating
  • Special subject areas
  • Environmental issues/energy
  • Green issues/sustainability/green buildings
  • Internal environment

Publisher History

The Chartered Institution of Building Services Engineers received its Royal Charter in 1976. They promote careers of building services engineers by accrediting courses of study in further and higher education, and by approving work based training programmes. Their publications include technical guidance and codes which set the criteria for best practice in the profession.

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

Accuris

We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.