| 01 Dec 2023 | Circular – Assessment to Re-use Drain-line Connection [from Last Inspection Chamber(IC)to Public Sewer] for New/Re-development Project |  |
| 01 Dec 2023 | Circular - Revision of Standard Drawing for Sewerage Works: PUB/WRN/STD/102_Details of Handrail and Safety Chain/Rope | |
| 22 Nov 2023 | Circular – Requirement to Install GPS-Enabled Devices on Soil Investigation and Boring/Piling Rigs Working Within the Corridor of Critical Public Sewers/Water Pipes (updated in Nov 2023) | |
| 16 Oct 2023 | Addendum No.2 to Code of Practice On Surface Water Drainage (7th Edition) | |
| 28 Aug 2023 | Circular - Aug 2023 (Launch of PUB Business & Professional Portal (B&P Portal)) | |
| 11 Jul 2023 | Circular – July 2023 (Requirement to Upload Ground Instrumentation Readings and Link On-site Surveillance Cameras to PUB’s Activity Monitoring and Alert (AMANDA) System) | |
| 01 Jun 2023 | ADDENDUM NO.2 TO THE CODE OF PRACTICE ON SURFACE WATER DRAINAGE (7TH EDITION) | |
| 01 May 2023 | Phasing out of PUB-TOP-CLR & PUB-CSC-CLR CORENET Form for Application of PUB’s Clearance for TOP and CSC | |
| 01 Mar 2023 | Circular for Revision of Standard Drawing for Sewerage Works: PUB/WRN/STD/011 (1st Mar 2023) | |
| 20 Sep 2022 | Circular & Annex for Changes of Sanitary Standard Drawings (26th Nov 2021) | |
| 01 Jul 2021 | REVISION TO ON-SITE STORMWATER DETENTION TANK SYSTEMS TECHNICAL GUIDE | |
| 15 Apr 2021 | Addendum No.1 to Code of Practice On Surface Water Drainage (7th Edition) | |
| 01 Mar 2021 | ADDENDUM NO. 1 TO CODE OF PRACTICE ON SEWERAGE AND SANITARY WORKS (2nd EDITION – JAN 2019) | |
| 01 Mar 2021 | REMINDER TO INDUSTRY PROFESSIONALS THAT NOTIFICATION FOR COMMENCEMENT OF SANITARY/SEWERAGE WORKS (FORM A) HAD CEASED SINCE 2014 | |
| 01 Dec 2020 | REMINDER: REGISTERED SURVEY INFORMATION TO BE PROVIDED IN AS-BUILT SURVEY DRAWINGS | |
| 01 Sep 2020 | Guidelines on Building Plan Submission for Landed Housing Developments and Streamlining of Drainage Submissions | |
| 03 Dec 2019 | ENHANCEMENTS TO THE SUBMISSION PROCESS FOR TEMPORARY WORKS AFFECTING DRAIN / DRAINAGE RESERVE AND EARTH CONTROL MEASURES (ECM) | |
| 02 Apr 2019 | Provision of PUB Service Plans via SLA INLIS Portal | |
| 28 Feb 2019 | Removal of Corenet Water Forms | |
| 12 Feb 2019 | Code of Practice on Surface Water Drainage – 7th Edition | |
| 31 Jan 2019 | Circular – Jan 2019 (Code of Practice on Sewerage and Sanitary Work -2nd Edition) | |
| 20 Nov 2018 | Compliance with the Sewerage and Drainage Act and Code of Practice (Surface Water Drainage) | |
| 12 Nov 2018 | Implementation of New CORENET Forms | |
| 01 Nov 2018 | Re-numbering of Singapore Standard C48 : 2005 – Code of Practice for Water Services to Singapore Standard 636 : 2018 – Code of Practice for Water Services | |
| 26 Sep 2018 | Revised Guidelines for New Landed Housing Developments Affected by Minimum Platform Level Requirements in Low-Lying Areas | |
| 22 Jun 2018 | Submission of specified activities in the vicinity of water pipes or public sewers | |
| 16 Mar 2018 | Streamlining of the Development Control (DC) Process - DC Overall Clearance Letter | |
| 19 Sep 2017 | Revised PUB (WRN) Advisory Note with relation to prevention of damage to public sewer (Revised Edition July 2017) | |
| 30 Jun 2017 | Update for 'Compofwork' Form and Standard Values for Used Water Flowrate Declaration in DC Form | |
| 29 Jun 2017 | New Public Utilities (Protection of Water Pipes Infrastructure) Regulations and Sewerage and Drainage (Protection of Public Sewerage System) Regulations | |
| 10 Mar 2017 | Introduction of New Online Submission System for Licensed Plumbers and Discontinuation (Termination) of Hardcopy and Fax Submission | |
| 31 Jan 2017 | New Public Utilities (Protection of Water Pipes Infrastructure) Regulations and Sewerage and Drainage (Protection of Public Sewerage System) Regulations | |
| 22 Dec 2016 | Revised Application Forms for Submission to PUB | |
| 24 Aug 2016 | Introduction of New Electronic Forms | |
| 30 Jun 2016 | Formation of Separate Technical Agencies (TAs) | |
| 22 Jun 2016 | Update to Form for Application for Clearance Certification for Detailed Plan on Drainage & Sewerage Works (PUB-BPU-CLRDP01) and Consultation Process with PUB | |
| 03 Mar 2016 | Upgrades to Self-Service Portal for the Purchase of PUB Service Plans | |
| 10 Feb 2016 | Clarifications on Forms Used for Sewerage and Drainage Clearances in CORENET | |
| 30 Nov 2015 | Introduction of New E-Services and Improved Service Standard | |
| 28 Aug 2015 | Reminder on Drawing/Plan Formats and the Use of Correct Form for Detailed Plan Submissions | |
| 21 Apr 2015 | Introduction of New E-Service to Request for PUB Services Plan (SIP/DIP/WSP) | |
| 05 Jan 2015 | Quick Guides on PUB Submissions | |
