Singapore building records, plans and regulation.
Practical guides to the paperwork behind a building in Singapore, where the official drawings are held, what the regulators require, and what to do when the record does not match the building.
Where the official record lives.
Every building in Singapore has a paper trail held by HDB, BCA, URA or the MCST. These guides cover which authority holds what, how to request it, and what to do when what arrives is not usable.
The two HDB products, what each one shows, who can request them and what they cost.
Read the guideThe step sequence through the HDB e-Service, from Singpass login to the file that arrives.
Read the guideRequesting approved building and structural plans from BCA, and who is eligible to.
Read the guideFive routes to a private apartment layout: BCA, URA, the MCST, the developer and SLA.
Read the guideHow GFA is defined and computed in Singapore, and what is excluded from it.
Read the guideThe seven ways the official record fails, what each means for your project, and how a measured survey fixes it.
Read the guideThe submission system, as it actually stands.
The CORENET X mandate changed on 23 July 2026 and most pages written about it are now out of date. These guides are written from the current circulars.
What CORENET X is, the gateway structure, and who the mandate actually applies to.
Read the guideSchema version, the Model Checker and its quality checks, authoring tools and training.
Read the guideHow the two systems differ, which projects sit on which, and what has been withdrawn.
Read the guideWhat a BIM model holds, LOD 100 to 500, when Singapore requires one, and BIM for existing buildings.
Read the guideThe moments a building needs its drawings.
Most requests for as-built documentation start with a statutory obligation. These guides cover the regimes that create one, and where the boundary of a survey sits against a statutory role.
Addition and alteration works: the approval sequence and its dependencies.
Read the guideWhen a Professional Engineer must endorse plans, how to check one is registered, and where a QP fits.
Read the guideWhen a new use for a premises needs planning permission, how to check the approved use, and the plans to submit.
Read the guideWhat the 3R principles protect in a conserved shophouse or bungalow, and what can change.
Read the guideWhich flat works need a permit, who applies for it, and the walls that can never be hacked.
Read the guideScope, intervals, the competent person's role and exactly where a drone can and cannot be used.
Read the guideWhen PSI falls due, how it is triggered, and the plans the engineer must obtain first.
Read the guideWhy concrete spalls in Singapore, the warning signs, and who is responsible for the repair.
Read the guideWhat TOP means, how it differs from a CSC, and why one does not always precede the other.
Read the guideWhat a management corporation must keep, under a statute that was renamed in 2025.
Read the guideMaking good at lease end in Singapore, and why UK dilapidations law does not apply here.
Read the guideMissing the drawings these guides assume you have?
A measured survey produces a drawing set of the building as it stands today. Tell us the building, the floor area and what the drawings are for, and we will confirm scope and a quote.
Talk to us about a survey