Previous determinations

Determinations are made by MBIE on matters of doubt or dispute to do with building work. Rulings are legally binding, but only in relation to each case.

Previous determinations may provide some useful guidance for those faced with similar problems, but note that individual circumstances may vary.

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2024/042: Regarding the compliance of external timber wall cladding

This determination considers the compliance with Building Code Clauses B2 Durability and E2 External Moisture of vertical shiplap Siberian larch timber wall cladding installed on a residential dwelling.

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2017/056: Refusal to issue a code compliance certificate for a repaired 14-year-old house with masonry veneer cladding

This determination is concerned with the compliance of a 14-year-old house that had undergone repair works. The determination considers the authority’s reasons for refusing to issue the code compliance certificate and whether the house complies with the requirements of the Building Code.

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2017/021: Decision to issue a code compliance certificate for a then 9-year-old house with earth brick walls

This determination is concerned with the durability of pressed earth brick external walls in a 19-year-old building and considers whether the authority was correct to issue the code compliance certificate.

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2016/005: Regarding the durability of a substitute metal roofing material on a house located close to a tidal estuary

This determination considers the compliance of a substitute metal roofing material with respect to durability.  The determination includes the expert opinion of a specialist in corrosion engineering, and discusses the exposure and corrosion zones relevant to the site.

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This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: