

Depends who’s responsible for overseeing the parking for your building. It might be a private company if you have separate parking spaces owned by the building or tenants, in which case you report to that company. If not, then the city:
https://www.hel.fi/en/urban-environment-and-traffic/parking/parking-control








Then again, as someone from a cold northern country, using celsius and having 0 as the temperature where water freezes is very handy when you need to think about driving conditions. Anything below 0 means the roads are probably icy and you should be careful.