The party starting the construction project must ensure that the building is designed and built in accordance with building regulations and decrees and the permit granted. To ensure this, the party starting the construction project must have qualified personnel to perform the work.
In the permit decision, you will receive information about the qualification requirements of the site supervisor in charge and whether the project also requires specialist supervisors.
Approval of a site supervisor in charge must be applied for before starting the construction work or preparatory work, such as excavation, quarrying, pile-driving or felling of trees. A site supervisor in charge is also required for demolition work to be performed on a renovation site subject to a permit.
Approval of a specialist supervisor must be applied for before starting construction work in the specialist field in question.
Apply for the position of site supervisor
Apply for the position of site supervisor in charge or specialist supervisor via Lupapiste.
Additional information
Always enclose these documents with the application:
- degree certificates and transcript of records
- list of construction sites for which the applicant has acted as a site supervisor.
If necessary/requested, also enclose these documents with the application:
- decision extracts on acting as a site supervisor in other municipalities
- certificate of competence, such as a certificate issued by FISE Oy, a trade association, etc.
- certificates of employment in the construction sector and any supervisory tasks (also from other sectors).
If the position is part-time, also enclose the following documents with the application:
- account of the work to be included in the site supervisor position applied for and the estimated time to be spent on the work
- other current site supervisor responsibilities in Helsinki and other municipalities and the estimated time to be spent on them.
Read more
The site supervisor in charge manages the construction work, is responsible for the construction work as a whole and for coordinating the various construction phases and any subcontracts.
In addition, the site supervisor in charge will:
- ensure that the work is performed in accordance with the building regulations and decrees and the permit granted and good building practice
- book the necessary reviews
- ensure that an up-to-date construction inspection document is available on the site
- take care of permit regulations
- be in contact with the authorities.
More information about the qualification requirements for the site supervisor in charge can be found in the Construction Top-ten interpretation card:
If the construction work includes significant plumbing and sewerage work or ventilation work, it is usually necessary to have a specialist supervisor in charge of this work.
The permit decision provides information on whether the project requires specialist supervisors. Building Control may also decide during the construction work that specialist supervisors are required for the project.
More information about the qualification requirements for specialist supervisors can be found in the Construction Top-ten interpretation cards:
The party starting the construction project is responsible for verifying the validity of the construction products used and documenting it in the construction work inspection document.
The validity of a construction product means that the product, by virtue of its characteristics, can be used for the intended application and meets the technical requirements set for the application by authorities.
Read more about checking the validity of products on the Building Information page (in Finnish).
The party starting the construction project is responsible for moisture control on the construction site.
Clear requirements for weather management, drying of structures and drainage must be specified for moisture control on the construction site.
Building Control requires the party starting the construction project to provide an account of moisture control in the project when applying for a building permit.
Read more detailed instructions: Moisture control(PDF, in Finnish).
Supervision by the developer
The developer can apply for the right to supervise the construction itself if the building is not a residential building. Supervision will be carried out in accordance with the approved supervision plan. When approving the supervision plan, Building Control decides where no regulatory supervision is required.
Expert inspection
Upon application, Building Control may allow the author of the construction plan or account or another sufficiently skilled person employed by the party starting the construction project to inspect that the construction work conforms with the plan. The inspect carried out must be certified by a marking on the documents.
External inspection
The building control authority may require an external inspection, where the applicant must provide an expert opinion on whether the planned solution or construction meets the requirements set for it by law. The party starting the construction project bears the resulting costs.