Obtain a Soil Test for the Foundation
Agency: Private Firm
A soil test is conducted prior to designing the foundation of the warehouse. Soil in Bangkok differs depending on the location and soil tests are considered important for adequately constructing the foundation as many areas are subject to flooding.
Time and cost: 14 days, THB 60,000
Request a building permit from the Bangkok Metropolitan Authority
Agency: Bangkok Metropolitan Authority
An application for a permit to construct, modified, remove, or reallocate a building is required for any building. For buildings of no more than 23 meters in height or 10,000 square meters in area, the application must be submitted to the relevant District Office with the following documents attached:
- A copy of the applicant’s corporate registration
- A copy of the land title deed
- The personal and tax identification cards of the applicant
- Written permission of the architect and a copy of a valid professional license
- Written permission of the design/calculation engineer and a copy of a valid professional license
- Written permissions of the architect and engineer who will be the construction supervisors and copies of their valid professional licenses
- Building plan
- A calculation of building structure
- For an industrial factory, hospital, fresh market, condominium, apartment, and any undesirable commercial building, details of the water treatment system and its calculation must be provided.
A notice to the local authority in lieu of the building permit could be made. The application could be submitted to the local authority in a situation where construction work must be commenced urgently.
The following supporting documents must be attached to the application to the local authority:
- A copy of the applicant’s corporate registration
- A copy of the land title deed
- Tax identification card of the applicant
- Written permission of the senior professional architect and a copy of a valid senior professional license
- Written permission of the senior professional design/calculation engineer and a copy of a valid senior professional license
- Written permissions of the architect and engineer who will be the construction supervisors and copies of their valid professional licenses
- Certificate of building design
- Building plan
- Calculation of the building area
Acknowledgement of the notification is normally granted within the day of filing the complete application. The cost is the same as for obtaining a building permit.
Time and cost: 1 day, THB 2,601
Receive pre-approval inspection from the Bangkok Metropolitan Authority
Agency: Bangkok Metropolitan Authority
Before the plan approval, the municipal authority inspects the site to confirm that the drawings submitted accurately represent the project on site. The building control officers of the Bangkok Metropolitan Authority process this approval.
Time and cost: 1 day, no charge
Obtain a building permit from the Bangkok Metropolitan Authority
Agency: Bangkok Metropolitan Authority
As of April 1, 2013 the Bangkok Metropolitan Administration (BMA) now allows district directors to act on behalf of the Bangkok Governor under Building Control Act B.E. 2522 (1979) for simple buildings. The district director can issue the building approval for buildings that are not more than 10,000 sq. m. and not taller than 23 meters. This fast-track option has significantly reduced the time to obtain the building permit.
Time and cost: 30 days, no charge
Notify the Bangkok Metropolitan Authority on the commencement of construction works
Agency: Bangkok Metropolitan Authority
After the building permit has been granted, the builder must inform the Bangkok Metropolitan Authority of the commencement of construction and at the same time provide them with the name of the construction supervisor. It is assumed that BuildCo’s in-house engineer has the required qualifications to be the construction supervisor.
Time and cost: 1 day, no charge
Receive unscheduled inspection of foundation works
Agency: Bangkok Metropolitan Authority
The Bangkok Metropolitan Authority will inspect the site at the foundations works stage to ensure that work complies with the building code and approved plans. A report is prepared by the BMA inspector to certify compliance.
Time and cost: 1 day, no charge
Receive unscheduled inspection of structural works
Agency: Bangkok Metropolitan Authority
The Bangkok Metropolitan Authority will inspect the site at the structural works stage to ensure that work complies with the building code and approved plans. A report is prepared by the BMA inspector to certify compliance.
Time and cost: 1 day, no charge
Request water connection
Agency: Metropolitan Waterworks Authority (MWA)
BuildCo must contact the local office of the Metropolitan Water Work Authority (MWA) to request a water connection. MWA will then conduct an on-site inspection a few days later.
Time and cost: 1 day, no charge
Receive onsite inspection for water connection
Agency: Metropolitan Waterworks Authority (MWA)
The Metropolitan Waterworks Authority (MWA) will inspect the construction to assess the works that are necessary to ensure that the building will connect to the water grid and check technical conditions such as size of connection and feasibility of water discharge requested.
Time and cost: 1 day, no charge
Request and obtain sewage connection
Agency: Wastewater Management Authority (WMA)
The sewage connection is conducted by the Wastewater Management Authority (WMA). There is no inspection that is needed. The fee is THB 1 per meter.
Time and cost: 30 days, THB 150
Obtain water connection
Agency: Metropolitan Waterworks Authority (MWA)
If construction project was carried out according to submitted drawings and standards, the Metropolitan Waterworks Authority will install water meters and complete the final water connection.
Time and cost: 10 days, THB 9,500
Request occupancy permit
Agency: Metropolitan Bangkok Authority
The occupancy permit needs to be requested from the Metropolitan Bangkok Authority prior to the final inspection by the building owner or a representative acting in his behalf.
Time and cost: 1 day, no charge
Receive final inspection
Agency: Bangkok Metropolitan Authority
At the end of construction, the Bangkok Metropolitan Authority will visit the site to ascertain if the construction was carried out according to the master plans and current regulations. A report is submitted which can be utilized to obtain the occupancy permit.
Time and cost: 1 day, no charge
Obtain occupancy permit
Agency: Metropolitan Bangkok Authority
An occupancy permit is usually issued within one month of the request by the building owner and has a nominal cost of THB 20.
Time and cost: 30 days, THB 20
