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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2023/037: The compliance of a waterproof membrane tanking system with Clause E2 of the Building Code

This determination considers whether the tanking system, applied to a blockwork retaining wall on a residential house, complies with the weathertightness requirements of Building Code clause E2 External Moisture.

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2023/030: The issue of a building consent, specifically in regard to three cladding details

This determination considers a building consent for the construction of a dwelling. The matter concerns the details for fixing infill panels that were proposed to be installed above and below windows, and above a garage door and entrance. The determination considers whether those details, as documented in the consent application, would comply with clause E2 External Moisture and B1 Structure, if the building work was constructed in accordance with the building consent.

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2023/020: Regarding compliance of the depositing and collection of solid waste.

This determination considers compliance for the depositing and collection of solid waste under Building Code Clause G15 Solid Waste for a new residential property development. The determination considers if the waste storage area proposed provides reasonable access for the depositing and collection of solid waste.

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2023/019: Regarding the proposed refusals to issue two code compliance certificates for building work to construct and alter a dwelling.

The determination considers the authority’s proposed decisions to refuse to issue code compliance certificates for two separate building consents for the construction, and subsequent alterations, to a detached dwelling. The determination considers the authority’s reasons for the refusals and whether sufficient information has been provided to the authority for it to be satisfied the building work complies with the Building Code that applied at the time the building consents were granted.

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2023/013: Regarding the refusal to grant an amendment to a building consent to allow a substitute roofing membrane

This determination considers whether the authority was correct to refuse to grant an amendment to the building consent for the substitution of one roofing membrane product for another. This determination also considers whether this substitution would have constituted a minor variation to the building consent.

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2023/012: Regarding the decision to issue a code compliance certificate for alterations to an existing residential dwelling

This determination considers the decision by an authority to issue a code compliance certificate for building work undertaken to alter an existing detached residential dwelling. The determination will consider the compliance of specific elements of the building work against the requirements of a building consent and the Building Code, taking into account all the information now available.

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2022/010: The authority's refusal to grant a building consent for foundations, a deck, a roof structure, and the installation of a solid fuel heater

This determination considers whether the authority was correct to refuse to grant a building consent. The determination considers the authority's reasons for the refusal and whether sufficient information was included in the building consent application for the authority to be satisfied that the provisions of the Building Code would be met if the building work were properly completed in accordance with the plans and specifications under section 49 of the Building Act.

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2022/005: Compliance of building work with Building Code clauses B1 Structure and E1 Surface Water, that provide protection of other property

This determination considers whether building work to construct an extension to an existing deck, a new retaining wall, and other structures along a boundary between two properties, comply with Building Code Clauses B1 Structure and E1 Surface Water that provide for the protection of other property.

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2022/003: Compliance of proposed alterations to a dwelling by way of Acceptable Solutions B1/AS1 and E2/AS3

This determination considers whether two items of proposed building work comply with the relevant Acceptable Solutions. Item 1 concerns reinforcing bars to reinforce a concrete floor slab and whether the proposal complies with Acceptable Solution B1/AS1 for Building Code Clause B1 Structure. Item 2 concerns the use of a damp-proof membrane as waterproofing for a 1060mm high retaining wall and whether the proposal complies with Acceptable Solution E2/AS3 for Building Code Clause E2 External Moisture.

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2022/002: Regarding compliance of as-built timber retaining walls with the Building Code as it relates to the protection of other property

This determination considers whether the construction of timber retaining walls complies with Building Code clauses B1 Structure and F5 Construction and Demolition Hazards as they relate to the protection of other property.

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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: