2. Where the Commission or one of the Agencies hosts or holds environmental sustainability-related data, it shall make those data available to the ECHA without delay for incorporation in the database of environmental sustainability-related data once the Commission or the agency hosting or holding that data has completed, where relevant, validity and confidentiality assessments. In addition, Member States or other parties, including national agencies, research institutes and third country organisations may submit environmental sustainability-related data to the ECHA. The Commission and the Agencies shall provide the necessary technical cooperation to the ECHA to enable such data to be incorporated into the database of environmental sustainability-related data. The ECHA shall provide the necessary support to the Commission and the Agencies to facilitate the incorporation of such data.