The Tax number register is a public and open register for the construction and shipbuilding sectors maintained by the Tax Administration.
Construction and shipbuilding workers are entered in the Tax number register. The individuals working at a construction site or in a shipyard area must have a photo ID card showing the tax number issued by the Finnish Tax Administration.
You can check in the Ta ...
Employee or self-employed individual
The employer
You can submit a request for registration of a tax number to the Finnish Tax Administration, electronically in the Ilmoitin.fi service.
As an employer, you can also enter the employee's tax number in the register, in MyTax.
The service is free of charge.