(3) Bilansiportfell on bilansihalduri bilansivastutuse piirkond, mis on määratud nende turuosaliste mõõtepunktidega, kelle bilansi bilansihaldur tagab., defineeritakse selle seaduse ulatuses, (3) ‘Balance portfolio’ means the area of balance responsibility of the balance provider, which is determined by the metering points of the market participants whose balance is ensured by the balance , defined within the scope of this Act