In the context of the obligations defined in the Belgian Royal Decree of 20/07/2001 laying down the General Regulation for the protection of the public, workers and the environment against the hazards of ionizing radiation (ARBIS), JRC-Geel wishes to receive radiation protection support services from specialised company. These services will support the legal controls performed by the Health Physics Service of JRC-Geel and are essential for the operation of the nuclear facilities on site. Please be informed that these service must be fully compliant with the Belgian Regulation for the Protection of the Public, the Workers and the Environment against Dangers of Ionizing Radiation, RD of 20 July 2001).