In Switzerland, construction contracts are not automatically bound by SIA 118; it must be in the contract to become legally binding. Its primary benefits include:
It covers everything from payment modalities and price changes (Art. 84) to site management and contractor warnings (Art. 25). Key Sections of the Standard SIA 118: Definition, scope, template (Download) - BMapp
The official version of SIA 118:2013 is a proprietary document and must typically be purchased. You can find it through the following channels: sia 118 download
The refers to the official procurement of the "General Conditions for Construction Work," the most critical contractual foundation in the Swiss construction industry. Established by the Swiss Society of Engineers and Architects (SIA) , this standard provides a detailed framework for building contracts, filling the gaps left by the broader Swiss Code of Obligations (CO). Where to Download SIA 118
Unlike the Swiss Code of Obligations, which requires "immediate" notice of defects, SIA 118 provides a more structured two-year notification period and a five-year limitation period for construction works. Established by the Swiss Society of Engineers and
While the full standard is paid, third-party sites like BMapp or JUURLY offer free downloads of SIA 118-compliant templates , such as acceptance protocols ( Abnahmeprotokolle ). Why SIA 118 is Essential
A vital 2026 update regarding defect notice periods (aligning with new Swiss law) is available at the SIA Corrigenda Page. which requires "immediate" notice of defects
It establishes a clear order of precedence for contract documents to resolve discrepancies.