The collection of data on natural gas and electricity prices charged to final customers in the household sector has so far been carried out on the basis of a voluntary agreement.
Go dtí seo, bailíodh na sonraí i dtaobh praghsanna gáis nádúrtha agus leictreachais a ghearrtar ar chustaiméirí deiridh san earnáil teaghlaigh ar bhonn comhaontú deonach.