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What You Must Know Before Knocking Down That Bedroom Wall!

What You Must Know Before Knocking Down That Bedroom Wall!

Thinking of hacking or demolishing a bedroom wall in Singapore? Whether you’re aiming to create a more open space, add functionality, or just refresh the look of your home, wall hacking can drastically transform any interior. But before you grab a hammer, there are important legal, safety, and structural factors to consider. Wall hacking isn’t as simple as it looks, especially in Singapore, where strict regulations govern modifications, particularly in condos and HDB flats.

In this comprehensive guide, we’ll outline the do’s and don’ts of wall hacking, what you need to know about Professional Engineer (PE) endorsements for condominiums, and the necessary HDB permit processes for public housing. Following the right procedures can save you from legal complications and ensure your home’s safety. Let’s dive in!

Bedroom wall hacking

The Do’s and Don’ts of Bedroom Wall Hacking

Do: Check if the Wall is Load-Bearing

Before you even consider hacking a wall, you need to confirm whether the wall is load-bearing. In most buildings, load-bearing walls support the structure of the property. Removing or altering them without professional advice can cause serious structural damage and even make your home unsafe.

What to do:

  • Engage a Licensed Builder or Qualified Professional Engineer (PE): An experienced Builder & PE can assess whether the wall in question is load-bearing or non-load-bearing. If it is a load-bearing wall, the PE will help you explore alternatives or structural reinforcements.
  • Check Building Blueprints: Review the original plans of your home to determine which walls are load-bearing.

Don’t: Start Without Getting Approvals

Starting demolition without the necessary approvals could land you in hot water with the Building and Construction Authority (BCA) or your condo management. You might also be liable for fines or worse—being forced to undo your work.

What to avoid:

  • Skipping Regulatory Approvals: If you’re in a condo, you’ll likely need approval from the Management Corporation Strata Title (MCST). HDB owners need an official permit from the Housing and Development Board.
  • Neglecting to Check with Neighbors: Wall hacking can be noisy and disruptive, so inform your neighbors and work within designated hours to avoid complaints.
Bedroom wall demolition work

Do: Work with a Qualified Contractor

Wall hacking is not a simple DIY project. Professional contractors will have the tools, expertise, and licenses to carry out the work safely and legally. Plus, they can help you navigate the complex regulatory landscape, including PE endorsements and permits.

What to do:

  • Hire a Licensed Contractor: Ensure your contractor is BCA-registered or accredited. They will know the ins and outs of local building codes and safety regulations.
  • Verify Contractor’s Experience: Ask for references or a portfolio of previous wall-hacking projects they’ve completed.

Don’t: Ignore the Potential for Collateral Damage

Wall hacking, if done poorly, can lead to damage in other parts of your home. This includes damage to electrical wiring, plumbing, and even adjacent walls. You must be prepared for the possibility of hidden costs.

What to avoid:

  • Not Shutting Off Utilities Properly: Before any wall hacking, ensure that electricity, water, and gas lines are properly shut off or rerouted. Termination and relocation of services is required before start hacking work.
  • Forgetting to Protect Furniture and Fixtures: Dust, debris, and vibrations can damage nearby items. Take precautions to cover or temporarily move furniture and valuables out of the affected area.

PE Endorsement for Condo Wall Hacking

In Singapore, condo owners need to be particularly careful when hacking or demolishing walls, especially if they’re altering load-bearing walls. A Professional Engineer (PE) endorsement is required for such works, and here’s why.

What is a PE Endorsement?

A PE endorsement ensures that a qualified engineer has reviewed and approved the proposed wall hacking work. This is essential for ensuring that the structural integrity of the building remains intact.

When is PE Endorsement Required?

  • Load-Bearing Walls: If your hacking project involves a load-bearing wall, a PE will need to assess whether the removal will affect the overall structure of the building. Avoid any structure members and load bearing walls if possible.
  • Structural Changes: For any other major structural changes, a PE will provide solutions or reinforcements if needed.

How to Get PE Endorsement?

  • Engage a PE through Your Contractor: Most contractors who offer hacking services will have PEs they work with regularly. Ensure that your contractor provides the necessary paperwork for your PE’s endorsement before starting any demolition work.
  • Submit Plans to the MCST: The PE’s report and plans must be submitted to your condo’s management office (MCST) for approval.

HDB Permits for Wall Hacking in Public Housing

For HDB flat owners, wall hacking comes with a different set of rules and regulations. The Housing and Development Board (HDB) governs all alterations to its flats, and certain walls are not allowed to be hacked at all. Let’s break down the permit process for wall hacking in an HDB flat.

Do You Need a Permit?

Yes, you do. For any wall hacking in an HDB flat, you must apply for a permit from the Housing and Development Board. This applies to both non-load-bearing and load-bearing walls.

What Walls Can You Hack?

  • Non-Structural Walls: These are walls that don’t bear any load and are usually located within the interior of your flat. These walls are generally easier to hack but still require a permit.
  • Structural Walls: In most cases, HDB does not allow the hacking of structural walls, as this can compromise the integrity of the building. If you are unsure, it’s best to consult a PE to assess the wall. In some old HDB, the small reinforced stiffeners in the store room also is required to get PE endorsement if you intent to hack it away. Any hacking of such structure members without approved by HDB will result fine and required to be reinstated.

How to Apply for an HDB Permit

  • Engage a Licensed Contractor: As with hacking work, you’ll need to work with an HDB-registered contractor who can apply for the permit on your behalf.
  • Submit Your Renovation Plans: Your contractor will need to submit detailed plans of the proposed hacking work to HDB for approval. Only once you receive official approval can work begin.

Consequences of Unapproved Hacking

Failure to get the necessary approvals and permits can result in severe penalties, including hefty fines and even forced restoration of the hacked wall to its original condition. Additionally, you risk voiding your home insurance, which may not cover damage caused by unauthorized works.


Contact 9reno

If you’re planning to hack or demolish a bedroom wall, don’t leave anything to chance. Whether you’re in a condo or an HDB flat, working with a professional contractor and ensuring compliance with regulations is crucial. At 9reno.com, we offer expert wall hacking and demolition services, complete with PE endorsements and HDB permit applications. Contact us today for a hassle-free and safe renovation experience.

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