When can you apply for Finnish citizenship?
Normally you can apply for Finnish citizenship after 5 years of residence in Finland. However, there are certain exceptions which allow foreigner to apply after 4 years. For instance, you need to have Residence Permit A status and live for 4 years without interruptions. You have not committed crimes, such as over speeding. Make sure they you have a sufficient level of income for living and YKI certificate, unless you studied and graduated from Finnish college or university on Finnish language.