With residential houses accounting for 30% of country's electricity use, government says system will help buyers anticipate heating, air conditioning costs, save up to 30% on bills

Knesset committee approves mandating a green grading system for new homes to help reduce carbon emissions

Major infrastructure legislation will support upgrades long sought by Orthodox Jewish groups

With its NIS 1 billion price tag, the proposal is unlikely to see the light of day until the government agrees to pass a long-delayed state budget