• To prepare the two meetings per year of the Advisory Group in Brussels: 1. preparation of the agenda in collaboration with the Chairman of the Group of notified bodies 2. co-draft of technical working papers, meeting reports and recommendations, 3. preparation of conclusions and minutes of meetings. • to ensure the continuity of the work of the technical secretariat throughout the contract; • to collect all useful technical information and, at the request of the Commission services, to format them to allow notified bodies to carry out and co-ordinate their activity in the most effective way; • to propose answers or solutions to the technical problems raised at the meetings of notified bodies; • to participate in the meetings of the sector groups of notified bodies as far as necessary, in order to identify problems in these sectors that need attention of the Advisory Group. • to prepare every two years, in co-operation with the Chairman of the Group of Notified Bodies and the Commission services, a Conference of the Group of Notified Bodies under the Construction Products Regulation. • to attend, on invitation, meetings organised by the Commission services in Brussels as well as at meetings of the inter-sector groups of notified bodies referred to above.