CIRCULAR TO INDUSTRY PROFESSIONALS - RELAXATION TO BUILDING PLAN SUBMISSION REQUIREMENTS FOR ADDITION AND ALTERATION WORKS ON HDB PROPERTIES

Oct 29, 2026

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Circular to industry professionals on CORENET X outlining HDB’s relaxation of building plan submission requirements for Addition and Alteration (A&A) works on HDB properties. HDBCS building plan submissions are no longer required for A&A works to commercial properties and Town Council improvement works. QP(ST) may proceed with concurrent submissions to relevant authorities while obtaining HDB’s Landowner Endorsement. The change takes effect from 26 December 2025 and includes revised lists, submission flow charts, and sample declaration forms, plus contact points for clarifications.

LanguageEnglish

CategoryResearch & Report

FormatPDF

Pages12

Reading Time30 min

AccessFree to download

RELAXATION TO BUILDING PLAN SUBMISSION REQUIREMENTS FOR ADDITION AND ALTERATION WORKS ON HDB PROPERTIES

Building plan submissions no longer required for specified works

Effect date and handling of ongoing projects

Appendix A - Revised list requiring submission to HDBCS

Appendix B - Flow charts for A&A commercial properties and Town Council improvement works

Appendix C - Sample declaration forms and QP(ST) checklist for commercial A&A

Date: 15 January 2026 To All Industry Professionals (via CORENET X) Dear Sir/ Madam, CIRCULAR TO INDUSTRY PROFESSIONALS # RELAXATION TO BUILDING PLAN SUBMISSION REQUIREMENTS FOR ADDITION ANDALTERATION WORKS ON HDB PROPERTIES This circular was previously disseminated to all relevant industry professionalson 28 November 2025. For the benefit of the rest ofthe Built-Environment industry, thesame information will be circulated through the CORENET X platform. 2. Following the stakeholders’engagement session with the Pro-Enterprise Office inMay 2025, we are pleased to inform you that HDB has reviewed and further relaxed therequirements for building plan submissions for Addition and Alteration (A&A) works onHDB properties. 3. Building plan submissions to HDBCS will no longer be required for the followingcategories of works: a. A&A Works to Commercial Properties b. Town Council Improvement Works Details of the revised processes are provided in Appendix B. 4. With this relaxation, Qualified Persons for Structural Works [QP(ST)] may nowproceed with concurrent submissions to all relevant authorities while obtaining HDB’sLandowner Endorsement for the proposed works. 5. This relaxation will take effect from 26 December 2025. For ongoing projects,QP(ST) are required to complete the existing building plan submission process. 6. For easy reference, the following information is included in the attachedappendices: Appendix A - Revised List of Projects Requiring Building Plan Submission toHDBCS Appendix B - Flow Chart on Submission of A&A Works to HDB CommercialProperties - Flow Chart on Submission of Town Council ImprovementWorks Appendix C - Sample of Declaration Forms Introduced for the Relaxation ofA&A Processes 7. Please contact the following for any clarifications: Landowner Endorsements - Senior Commercial Properties Manager Terry Tan(Commercial Properties) Terry_GW_Tan@hdb.gov.sg/ +65 9071 8301 Landowner Endorsements - Property Land Group (Land) (Town Council PLGLIMS@hdb.gov.sg Improvement Works) Structural Submissions - Engineer Melvin Cheong Melvin_TJ_Cheong@hdb.gov.sg/ +65 6490 2496 Thankyou. Yours Faithfully (This is an electronic mail, no signature is required) Er. TEH POH SUAN # DIRECTOR, ENGINEERING SERVICES / CHIEF CIVIL & STRUCTURAL ENGINEERBUILDING INFRASTRUCTURE GROUP HOUSING & DEVELOPMENT BOARD cc President, Institution of Engineers, Singapore (IES) President, Association of Consulting Engineers, Singapore (ACES)Registrar, Professional Engineers Board, Singapore APPENDIX A # LIST OF PROJECTS REQUIRING BUILDING PLAN SUBMISSION TO HDBCS,BUILDING INFRASTRUCTURE GROUP | List of projects | HDBCS | | --- | --- | | | TechnicalClearance | | 1. New Development | Yes | | 2. Upgrading ProgrammesHIP/ ELUP/ ROH/ LUP | Yes | | 3. Addition and Alteration (A&A) Works
i. Town Council Improvement Works e.g. Linkways, Pavilions | No | | ii. A&A to void deck | No | | iii. A&A to Commercial Properties | No | | iv. Outdoor Refreshment Area | No | # Notes: HIP - Home Improvement Programme ELUP - Electrical Load Upgrading Programme ROH - Remaking our Heartlands LUP - Lift Upgrading Programme APPENDIX B1 # FLOW CHART ON SUBMISSION OF ADDITION & ALTERATION WORKS TO HDBCOMMERCIAL PROPERTIES APPENDIX B2 # FLOW CHART ON SUBMISSION FOR TOWN-COUNCIL IMPROVEMENT WORKS APPENDIX C1 | CHECKLIST FOR HDB’S COMMERCIAL ADDITION & ALTERATION APPLICATIONSBY QUALIFIED PERSON FOR STRUCTURAL WORKS [QP(ST)]
Project Reference No:
Project Title: | | | --- | --- | | To: Properties & Land GroupHousing & Development BoardHDB Hub 480 Lorong 6 Toa PayohSingapore 310480 | Instructions:
1) All rows to be ticked according to therespective compliance.
2) 1 set of structural plans (indwg, dwfor pdf file format), each drawingendorsed by the QP(ST) .
3) 1 set of design calculations (in doc,xls or pdf file format) .
4) All

FAQs

哪些A&A工程已不再需要向HDBCS提交建筑图纸？

本通函取消了两类：对商业地产的Addition and Alteration（A&A）工程，以及Town Council Improvement Works（例如linkways、pavilions）。附录A也给出了对应的HDBCS要求。

QP(ST)在此次放宽后如何提交给相关主管当局？

QP(ST)可在获得HDB的Landowner Endorsement的前提下，向所有相关主管当局进行并行（concurrent）提交。

放宽政策何时生效？对仍在进行的项目有何要求？

放宽从26 December 2025起生效。对正在进行的项目，QP(ST)需完成既有的建筑图纸提交流程。

Oct 29, 2026

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