RECONFIRMATION NOTICETechnical Committee WS-001 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 3 September 2015.The following are represented on Technical Committee WS-001:Association of Accredited Certification BodiesAustralian Industry GroupBuilding Officials Institute of New ZealandCSIROGas Technical Regulators CommitteeHousing Industry AssociationNational Association of Testing Authorities AustraliaPlastics Industry Pipe Association of AustraliaPlastics New ZealandPlumbing Distributors Association of New ZealandPlumbing Products Industry GroupQueensland Brassware AssociationThe Institute of Plumbing AustraliaWater Services Association of Australia