The European Commission said it sent a letter of formal notice to Greece on Wednesday over its failure to produce a national plan to control air pollution.
Member-states are required under EU directives to draw up and implement programs to limit their annual emissions. They had until April 1, 2019 to present the plan to the EU.
Greece's Environment Ministry plans to extend a ban on construction activity on the slopes of Mount Hymettus in Attica through October 2020.
A legislative act is to be signed Tuesday by President Prokopis Pavlopoulos. The ministry is essentially seeking to buy time until the issuing of a presidential decree designed to protect Mount Hymettus, a sensitive ecosystem.
The Environment Ministry is mulling yet another extension to the deadline for owners to declare their properties to the country's land registry after the rate of submissions declined over the summer, dashing initial hopes they would pick up.
Officials attributed the drop to a sense of complacency among owners sparked by successive deadline extensions.
Prime Minister Viorica Dancila announced on Wednesday that she decided to nominate several Alliance of Liberals and Democrats (ALDE) representatives for the three vacant portfolios following the withdrawal of this party from the Government in August.