The First 30 Days After Buying a Condo in Thailand
Quick — 10-second read
- In short
- Title transfer closes the purchase, but the handover is not operationally finished until the owner has control of the records, utility accounts, access credentials, condition evidence and everyday services.
- Who it matters to
- For an owner who has completed the transfer and taken possession, whether the condo will be occupied, rented out or left vacant.
- Next step
- Put the handover papers in one place and start with the condo juristic office. Its first job is to tell you which accounts and access records the building controls and which ones sit directly with outside providers.
This is a guide, not legal, tax or investment advice.
What to Record as Soon as You Receive the Keys
A handover can feel complete the moment the keys are in your hand, yet small uncertainties become surprisingly hard to reconstruct later. Record every room, the furniture and built-in appliances, and take close-ups of anything already scratched, stained, chipped or not working properly. The point is not to create a property photo shoot. It is to establish a dated baseline for the condition you actually received.
Meters deserve their own record. Photograph the electricity and water readings together with the meter number, not just the digits on the display. In buildings where the meters sit in a locked service area, ask the staff to identify the meter for your unit. That starting reading becomes useful when the first bill arrives or when an old balance needs to be separated from your own consumption.
Make a simple inventory of what changed hands: door keys, fobs, access cards, parking credentials, mailbox keys, remotes, manuals and warranty papers. For built-in equipment that still has warranty coverage, keep the model and serial number. If the seller leaves a router, camera system or smart-home controller, treat the hardware and the online account as two separate things; having the device does not necessarily mean you control its administrator login.
You should also leave the first day knowing how to reach the building management and its emergency contact, and how contractors are admitted if something needs attention. This is not a second round of purchase due diligence. It is a clean operational handover: what existed at the start, what you received, and who to contact if the first problem appears.
What to Update with the Condo Juristic Office
The juristic office is where ownership becomes operational inside the building. Land Office registration may already be complete, but the management database can still hold the seller's phone number, email address or billing contact. Update the unit record so notices, building charges and routine communication start reaching the person who now has to act on them.
Ask for the unit's current balance in the building system, not just a verbal assurance that everything was paid at closing. You need to know how common fees and any other building-level charges are invoiced, when the next cycle starts, and what the juristic office can issue as evidence of the opening balance. If an old charge later appears, a dated record is more useful than trying to reconstruct who said what during handover.
This is also the best place to map the utilities. A Bangkok-area condo might have a direct MEA electricity account while water is billed internally by the building; another property can use a different arrangement. Management should be able to tell you which services are direct-provider accounts, which are re-billed by the condo, what account or meter references belong to the unit, and whose name is currently attached to them.
Access systems sit on the same practical list. Confirm owner or resident cards, parking stickers, mailbox procedures and the number of active fobs registered to the unit. If you plan renovation work, get the contractor rules, working hours and lift-booking procedure before anyone turns up with tools. If the condo will be left empty, give management a reliable local contact and agree how emergency access should be handled.
You do not need a full lesson on condominium governance during this visit. By the time you leave, the building should know who the new owner is, where to send notices, what the unit owes, which credentials remain active and which utility changes sit with management versus an outside provider.
What to Ask the Juristic Office on Your First Visit
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How to Put Electricity and Water in Your Name After the Purchase
Do not start by assuming every meter must be transferred at a government counter. First establish who actually bills the unit. Thailand condos use more than one arrangement: electricity may be a direct utility account while water is re-billed by the juristic office, and some buildings use a different split. If the building itself is the billing party, the owner's task is to update the payer inside the condo system, not to create a direct account that does not exist for that unit.
Electricity has two distinct provider paths. MEA covers the metropolitan service area, while PEA serves most other provinces. MEA publishes a name-change process that can accept a passport for an individual applicant and, where relevant, evidence of the right to the property. Its guidance also states that an outstanding balance prevents the change from being completed; after the online stage, the customer may need to complete the electricity-supply agreement and any applicable security arrangement under MEA rules. An application number alone is therefore not proof that the account has been fully transferred.
PEA uses its own transfer forms. The current official form for transferring an electricity user asks for identification, the transferee's house-registration record, a sale contract where the house has been sold, the transferor's latest electricity receipt and evidence of the electricity security deposit, with old electricity debt to be settled before the transfer is completed. A condo case may not match every field in a house-sale form, especially if the unit's billing setup is unusual, so the sensible approach is to use the account reference and ask PEA what applies to that exact meter.
Water needs the same provider-versus-building check. MWA has a formal process for changing water-user details in its service area; its published baseline documents include identification, house-registration information and a power of attorney when someone else applies, with extra evidence depending on the case. A non-Thai owner should confirm what the relevant branch accepts in place of Thai-only identity or registration documents. PWA's service conditions expressly deal with a change of user after ownership or possession changes, and the treatment of the old water deposit can depend on whether the former user already withdrew it or whether it was consumed by unpaid charges.
Before contacting any provider, put together the documents that make the account traceable: passport, ownership or transfer evidence accepted by that provider, meter and account references, a photo of the handover reading, the latest bill, evidence that the old balance has been dealt with and any deposit receipt that belongs to the account. Add a power of attorney and the representative's papers if someone will act for you. The exact list can still vary by provider, branch and account type, but arriving with the account history makes the first conversation much more productive.
Treat the transfer as finished when the new payer details are actually visible in the provider's system or the juristic office confirms the new billing record in writing. Keep the request reference, receipt, email or screenshot and then the first bill under the new setup. Provider forms and requirements can change, so the final word for a particular unit is the current MEA, PEA, MWA, PWA or building-management instruction at the time you apply.
Which Keys, Codes and Access Credentials Should a New Owner Change?
The front-door key is only one part of access control. A condo can also carry an old smart-lock administrator, router credentials, CCTV or cloud logins, smart-home accounts and several building access cards that are not physically sitting on the kitchen counter. Receiving two cards from the seller does not prove that only two cards remain active in the building system.
For the door itself, work within the building rules. In some condos changing a cylinder is straightforward; in others the external hardware is controlled because it affects the corridor appearance or fire-safety setup. Reset smart-lock administrator rights, remove old users and make sure recovery email or phone details no longer point back to the seller. The same principle applies to cameras and home automation: changing a password is not enough if the previous account still owns the device.
Building credentials belong with the juristic office. Ask staff to reconcile the active cards, fobs and parking permits registered to the unit and cancel anything that should no longer work. Do not try to reprogram common readers, lifts, barriers or intercom equipment yourself; those systems are part of the building's infrastructure, not the private unit.
Insurance and Defects: What to Check in the First Month
The building's insurance and your own unit-level exposure are not the same thing. A condominium policy may protect common property or parts of the structure without automatically covering your interior finishes, contents, appliances or liability to a neighbour. Ask the juristic office what the building policy actually covers before assuming that a separate owner policy would merely duplicate it.
If you do want additional cover, look past the product label. Water damage, contents, fire, third-party liability, vacant-unit restrictions and exclusions can matter more than the headline name of the policy. A condo that will be rented to tenants presents a different operational picture from one that sits empty for months, and the wording of the actual contract is what determines whether a loss is covered.
The apartment itself also deserves a second inspection after normal use. An air-conditioner may look fine during handover and then drip after running overnight. Slow drainage may only become obvious after a shower, and moisture around a window can appear after heavy rain. A few days of living with the unit often reveal defects that a short handover inspection cannot.
When something appears, pair dated photos with a written notice to the party that is contractually responsible for dealing with it. Do not assume a universal developer warranty period applies to every condo and every defect. The immediate goal in the first month is narrower: preserve evidence, notify the right party and keep the issue traceable while the facts are still fresh.
Internet, Parking and Everyday Services After Buying the Condo
Internet setup starts with the building, not the tariff page. The juristic office usually knows which providers already have infrastructure in the condo and whether an existing line can be reactivated without pulling a new cable. If the seller leaves a router or optical terminal behind, establish whether it belongs to the seller or to the provider, because some equipment must be returned when the old contract is closed.
Parking can be equally easy to misunderstand. A space may be assigned to the unit, managed through a building quota or usable only while a valid sticker or card is attached to the new owner. Learn the local rule before treating parking as an automatic part of ownership, particularly if you will not bring a car to the property immediately.
Mail, deliveries and visitors follow building-specific procedures too. One condo may allow couriers upstairs while another keeps parcels at reception; visitor parking can require advance registration, and a technician may need an owner authorisation before security lets them in. These details matter most when the owner is away and a repair cannot wait.
For a unit that will be vacant or prepared for rental, appoint a reliable local contact and define what that person is allowed to do. Having one person who can receive an emergency technician, check a leak or coordinate access is far easier than trying to reconstruct the building rules remotely after something has already gone wrong.
The First 30 Days: A Practical Owner Timeline
Document the handover
Create the starting record: condition, meter readings and numbers, keys, cards, documents and unresolved handover items.
Update records and submit requests
Move building records, utility accounts, access, parking, internet and insurance questions into the new owner's setup.
Verify that the changes were actually processed
Check payer names, request references, active credentials and balances; a submitted form is not the same as a completed transfer.
Collect the first confirmations
Keep the first updated bill, written confirmations, defect responses and any insurance or service records.
Close the remaining loose ends
Every unresolved item should have an owner, a reference number and a specific next action instead of disappearing into a vague follow-up list.
What Should Be Fully Closed Out by Day 30?
By day 30, the useful test is not how many boxes you ticked but how many grey areas remain. Utilities should have produced either an updated bill or written confirmation of the new payer. The building should have the correct owner contacts and a balance you understand. Access should work without unexplained seller credentials still sitting in the system.
Keep the record in two places. Store originals and locally useful papers at the property, and keep cloud copies of transfer documents, receipts, meter photographs, insurance records and request references. The duplicate is not only a backup against lost paper; it lets an owner who is abroad answer a building or provider question without waiting for someone to search through a drawer.
Add a short list of warranty and service contacts and a basic maintenance calendar for the next few months. Any item that is still unresolved should have a named responsible party, a request number and a concrete next action. At that point the condo has moved from simply being purchased to being operationally under the owner's control.
Final Check: Is the Condo Really Under Your Control?
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Questions After Buying a Condo in Thailand
Do I need to transfer the electricity account after buying a condo in Thailand?
How do I change the water account after buying a condo in Thailand?
What if the condo juristic office bills the utilities?
How can I check that the previous owner left no unpaid balances?
What documents should I take to the condo juristic office after the purchase?
Should I change the locks and access cards after handover?
What insurance should I check after buying a condo in Thailand?
Expert view

The phrase that causes the most trouble after a transfer is 'we'll sort that out later.' A few weeks later, nobody remembers the opening meter reading, which card was still active or whose email controlled an account. I prefer to put the readings, balances, access list and building confirmations into one handover folder while the transaction is still fresh. The first question for management is always which services the condo bills itself and which ones sit with an outside provider. Once that map is clear, most of the first-month admin becomes much easier to control.
Sources
- Metropolitan Electricity Authority — changing the meter owner's name — Official MEA guidance on changing the meter owner's name, including passport use for an individual applicant, supporting property evidence where applicable, clearance of outstanding debt and completion of the supply agreement/security steps under MEA rules. — 2026-09-29
- Provincial Electricity Authority — electricity-user transfer forms — Official PEA downloads page carrying the current electricity-user transfer forms; the transfer form asks for party identification, housing records, a sale contract where applicable, the latest electricity receipt and evidence of the security deposit. — 2026-09-29
- Metropolitan Waterworks Authority — Change of water user — Official MWA process for changing water-user details, with baseline identity and house-registration documents, power-of-attorney requirements for a representative and additional evidence depending on the case. — 2026-09-29
- Provincial Waterworks Authority — water service conditions — PWA service conditions address a user change after ownership or possession changes and explain how the former deposit and outstanding charges can affect the transfer. — 2026-09-29
- Department of Lands — Condominium Act, B.E. 2522 (1979), unofficial translation — The Department of Lands-hosted translation is used only as a legal baseline for the condominium juristic person concept; the document itself states that the formally adopted Thai text is the authoritative version, so current amendments should be checked separately. — 2026-09-29