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WSD Circular Letters

Please note that all the circular letters held under this web page are in PDF format and you need to install Acrobat Reader 5.5 or above to view and print these documents.

The following list is a complete set of existing Circular Letters that are currently in force.  From time to time, new Circular Letters are added to the list to promulgate new policy decisions and procedures.  Circular Letters are removed from the list when they are outdated or their contents have been subsumed in other relevant publications issued by Water Supplies Department.

On Main page, you may find circular letters issued as from 2014 only. Please find all circular letters issued in the Archive page.
A full set of circular letters can be downloaded (file size of ~5 MBytes) at this link.

No. Description Date Issued Category Applicable to
LP AP
2017
4/2017 Random Inspection of New Plumbing Works during Construction Stage 2017 / 03 / 20 1 Yes Yes
3/2017 Enhancement Measures for Processing Applications for Water Supplies 2017 / 02 / 03 3 Yes Yes
2/2017 Water Efficiency Requirements for Fittings in Inside Service 2017 / 01 / 20 3 Yes Yes
1/2017 WSD Circular Letters in Force 2017 / 01 / 13 1 Yes Yes
2016
3/2016 Voluntary Continuing Professional Development Scheme for Licensed Plumbers 2016 / 10 / 12 1 Yes Yes
2/2016 Inspection and Approval of Plumbing Works 2016 / 06 / 03 3 Yes Yes
1/2016 WSD Circular Letters in Force 2016 / 01 / 26 1 Yes Yes
2015
9/2015 Task Group on Implementation of New Improvement Measures for Controlling Construction of Inside Service 2015 / 12 / 23 3 Yes Yes
8/2015 Inspection of Plumbing Works and Point Penalty System 2015 / 10 / 29 1 Yes Yes
7/2015 Revision of Application Forms and Pipes and fittings to be Installed in Plumbing Works 2015 / 10 / 19 3 Yes Yes
6/2015 Application for Water Supply Pipes and Fittings Approval 2015 / 08 / 31 4 Yes Yes
5/2015 Water Sampling and Solder Joint Sampling and Testing for Newly Installed Fresh Water Inside Service 2015 / 08 / 28 3 Yes Yes
4/2015 Soldering for Copper Pipe Connections 2015 / 08 / 25 3 Yes Yes
3/2015 Updated Contact List of Case Officers for Application for Water Supplies 2015 / 08 / 21 3 Yes Yes
2/2015 Validity Period for General Acceptance of Water Supply Pipes and Fittings 2015 / 08 / 11 4 Yes Yes
1/2015 Prohibition of Using Leaded Solder at Fresh Water Inside Services and New Parameters for Testing of Water Sample 2015 / 07 / 13 3 Yes Yes
2014
1/2014 Preventing Unauthorised Use of Mains Water for Fresh Water Cooling Towers 2014 / 12 / 12 3 Yes Yes

Archive

Note

CategoryInformation
1 Administration 
2 Hong Kong Waterworks Standard Requirements
3 Application of Water Supply
4 Approval of Pipes and Fitting