Relations under the compulsory and voluntary health insurance shall be regulated by the Health Insurance Act (HIA).
Health insurance shall be implemented via collection and spending the monetary funds – insured persons and contributors participate in the health insurance system with social security contributions, and in case of an insurance event the insured persons shall obtain medical aid as prestation.
Compulsory health insurance is an activity related to managing and spending the funds from compulsory health insurance contributions for payment of health related activities, which is carried out by the National Health Insurance Fund (NHIF) and its territorial divisions - regional health insurance funds. The compulsory health insurance provides for a basic package of health related activities guaranteed by the budget of NHIF.
The body, which carried out and manages the compulsory health insurance, is NHIF – it organizes the collection, management and distribution of the funds for compulsory health insurance. The compulsory health insurance contributions are collected by the National Revenue Agency (§ 20 of the Transitional and Final Provisions of the Health Insurance Act).