1.The smart readiness indicator scheme shall be an optional common Union scheme.
2.Member States may decide if they implement the smart readiness indicator on their national territory, or parts thereof. They may also choose to implement the scheme only to certain categories of buildings.
3.Member States that implement the smart readiness indicator scheme may choose to apply it on a voluntary or mandatory basis for buildings or building units located on their territory.
4.Member States that decide to implement the smart readiness indicator scheme on their national territory, or parts thereof, shall notify the Commission prior to implementing the scheme.
5.Member States may decide to modify, adapt, or terminate the implementation of the scheme at any time without providing any justification to that end. They shall notify the Commission of any such decision.