Project Development


For development sites which the water supply comes from Jabatan Bekalan Air Luar Bandar (JBALB) of any divisions, developer/consultant for the project must submit approval of water reticulation plan before development takes place

Among the documents required for approval of water reticulation place are as follows:





Design Calculation

The developer/consultant must submit design calculation for reticulation plan of their development project. This shall be approved by Professional Engineer.


Pressure Chart

The developer/consultant shall apply to JBALB for pressure chart. Details of the procedure involved can be referred here.


SPA Approval

The developer/consultant must have SPA approval prior to commencing development project.


Bomba Endorsement

Before and after completion, developer/consultant shall engage Bomba for endorsement. This shall apply for water reticulation plan. Pressure testing and flushing for all hydrants (fire hydrants or screwdown hydrants), must be witnessed by Bomba (this is subject to further procedures by Bomba).


Engineering Drawings including All Profile Drawing, Standard Drawing and Interconnection Details

The developer/consultant must submit their engineering drawings including all profile drawings, standard drawings and interconnection details. These shall be approved by Professional Engineer.


Standard Notes

Standard Notes shall be noted for all submission of drawings and design.


Wayleave Approval (if applicable)

For development which carried out within government land such as road reserves, river reserves etc, wayleave approval must be obtained from the relevant agencies.



Council road – Relevant council/city hall

State/federal road – JKR

Bund road/river reserves/coastal reserves – DID


2 sets of Drawings and Calculation

All documents and drawings above must be submitted in 2 (two) sets.


Bulk Meter Details for 50 Units and Above

For premises with 50 or more units, the bulk meter details (in drawings) must be provided.

Submission of documents and drawings as above shall be attached together with cover letter to the respective Divisions. For list of Divisional addresses, please click here.

After submission, the developer  shall wait for JBALB to evaluate and produce amount for capital contribution. Details on approval of water reticulation plan can be referred here.



Capital contribution is amount payable by the developer to the Government (JBALB) for the purpose of future maintenance due to increase of consumption, interconnection charges, flushing, disinfection and sampling works and other supervision charges due to JBALB. The amount will be calculated by JBALB and must be paid before any interconnection to JBALB trunking/distribution mains take place.

Capital contribution is calculated based on water demand required for the development and other works which are to be carried out by JBALB. This shall include 20% service charges and Goods & Services Tax (GST) of 6%. Flushing works are included in Capital Contribution, however, water sales charges shall be calculated separately and it is not part of the capital contribution charges to be paid. The details in tables are as follows:





Capital Contribution


Water Demand Charges

Water demand for the development project must take into account on the following:

  • Type of development units: Residential, Commercial, Industrial etc.
  • Water consumption per person
  • Number of person living in each units/households
  • Type of commercial/industrial activities


Interconnection Charges

Interconnection charges are amount to be charged to the developer for tapping/ interconnect to JBALB existing trunk mains/distribution mains. This is excluding material charges. However, the developer may ask JBALB to include material costs.


Flushing Charges

Flushing charges are labour and equipment charges to the developer for carrying out flushing for the whole system which include disinfection and sampling works, carried out by JBALB.


Supervision Charges

Supervision charges are amount to be charged to the Developer in order for JBALB to carry out supervision to the project water reticulation system.

Government Revenue


Service Charges

20% of the total capital contribution must be charged to State government revenue.


GST Charges

6% of the total capital contribution and service fees must be charged to Federal government revenue.

In the blue bill/T304 issued to the developer, capital contribution charges will not detail out all the particular of the charges as above. Charges above are indicative only, it may not reflect all charges chargeable to the Developer. JBALB is not obliged to disclose detailed amount and particulars of the charges to the Developer.



T304/blue bill can be paid at the nearest State Treasury offices. Before payment, please ensure JBALB has stated the following in the blue bill:

  • Capital contribution charges for ....(name of project)....
  • Service charges (20% of capital contribution)
  • GST charges (6% of capital contribution + service charges)

In case of errors or mistakes, please immediately inform JBALB officer issuing the blue bill before making payment. This is to ensure correct amount is charged to the Developer.



Once approval has been made and T304/blue bill has been paid by the Developer, the developer/ consultant may choose the appropriate time to carry out interconnection to their development project. Arrangement has to be made with JBALB for such interconnection to take place. JBALB will engage contractor, or their own personnel to carry out interconnection works. Materials have to be provided by the Developer. Materials used must in compliance to standards set by JBALB. Developer may also have requested JBALB to include material charges in capital contribution, which, shall be borne entirely by JBALB once paid.



Developer must do handing over of water reticulation system to JBALB once interconnection, flushing and other necessary works have been completed. This must also comply to other procedures as set by the Council, Bomba and other relevant agencies.

For government or government-related projects, Certificate of Practical Completion (CPC) must be issued and certified by the Superintending Officer of the said projects first, before handing over can be carried out.

Operation and maintenance of the said water reticulation system projects are to be handed over to JBALB once One (1) Year of Defect Liability Period (DLP) expired. For government or government-related projects, Certificate of Making Good Defect (CMGD) must be issued and certified by the Superintending Officer of the said project first, before operation and maintenance handing over can be carried out.

Forms to be used for handing over can refer as follows: