Only the net cost, as determined in accordance with Article 89, of the obligations laid down in Articles 84 to 87 may be financed.
Maidir leis na hoibleagáidí a leagtar síos in Airteagal 84 go hAirteagal 87, ní féidir ach an glanchostas, mar a chinntear i gcomhréir le hAirteagal 89, a mhaoiniú.