NCC 2022 Volume Three - Plumbing Code of Australia
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B7

Part B7 Rainwater storage

Part B7 Rainwater storage

Introduction to this Part

This Part sets out the requirements for rainwater storage and applies from the point of rainwater entry to the rainwater storage to the point of connection to the cold or rainwater service (as applicable).

This Part applies to the storage of water intended for drinking and personal hygiene use as an alternative water source supplying a cold water service.

This Part applies to rainwater provided for non-drinking purposes where water for drinking and personal hygiene is provided by the Network Utility Operator.

This Part does not apply to rainwater stored for the purposes of fire-fighting water services or an irrigation system.

State, Territory or Local Government Authorities may in some areas require the mandatory installation of rainwater tanks. Consultation with the relevant authority having jurisdiction is recommended.

Objectives

2019: B06
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Functional Statements

2019: BF6
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Performance Requirements

2019: BP6.1

State variations

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2019: BP6.2
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2019: BP6.2
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2019: BP6.4

State variations

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Deemed-to-Satisfy Provisions

2019: B6.1

State variations

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2019: B6.2

State variations

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2019: B6.5

State variations

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NCC Blurbs

Rainwater storage must—

  1. comply with AS/NZS 3500.1; and
  2. not have an unprotected cross-connection with any Network Utility Operator's drinking water service or with any non-drinking water service; and
  3. comply with Part B1 where any cold water service from a Network Utility Operator's drinking water supply connects to a rainwater storage system or to a switching device.

Notes

The Victorian NCC 2019 rainwater tank variation (VIC V2.6.1 and V3.12.0 respectively) remains in effect until 30 September 2023 after which the following takes effect:

A rainwater tank must be installed in a Class 1 building in accordance with the regulations made under the Building Act 1993 (Victoria).

NCC Title

General requirements

NCC State
VIC
NCC Variation Type
Insertion
NCC SPTC Current
General requirements