This reduction in carbon emissions has been achieved despite a substantial increase in passenger and aircraft traffic.

The certification is awarded following a detailed analysis of both carbon emissions and the measures taken by airport authorities and users of the airport infrastructure.

Furthermore, CNAB has also received reaccreditation at Level 2 for Bucharest Băneasa 'Aurel Vlaicu' International Airport, with the same validity period until mid-2026.

Currently, the global ACI programme includes 620 accredited airports, with 286 located in Europe, of which 64 are accredited at Level 3.