NCC 2019 Volume One
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Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c

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Classification
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NSW Part J(A)1 Building fabric

NSW Part J(A)1 Building fabric

NSW J(A)1.0 Deemed-to-Satisfy Provisions

(a)

Where a Deemed-to-Satisfy Solution is proposed, Performance Requirement NSW J(A)P1 is satisfied by complying with NSW J(A)1.1 and NSW J(A)1.2.

(b)

Where a Performance Solution is proposed, the relevant Performance Requirements must be determined in accordance with A2.2(3) and A2.4(3) as applicable.

NSW J(A)1.1 Application of Part

(a)

The Deemed-to-Satisfy Provisions only apply to thermal insulation in a Class 2 building or Class 4 part of a building where a development consent or complying development certificate specifies that the insulation is to be provided as part of the development.

(b)

In (a), development consent and complying development certificate, have the meaning given to these terms by the Environmental Planning and Assessment Act 1979.

(c)

The Deemed-to-Satisfy Provisions of this Part for thermal breaks apply to all Class 2 buildings and Class 4 parts.

NSW J(A)1.2 Compliance with BCA provisions

The sole-occupancy units of a Class 2 building and a Class 4 part of a building must comply with the national BCA provisions of J0.2(b) to (d) - except that the reference to “Where required” in J1.2 is deemed to refer to “Where a development consent or a complying development certificate specifies that insulation is to be provided as part of the development.”

Note: Compliance is not required with the national BCA provisions of J0.2(a) as those matters are regulated under BASIX and the national BCA provisions of J0.2(e) are covered by NSW J(A)2.2.