In Greece, psychologists and social workers are present only in the Centre of Athens for the departure of return operations managed at national or joint level (Aliens Police Division of Attica - Pre-removal Centre). In general, the staff of the Italian National Guarantor Slovenia, Cyprus and Switzerland reports that in Immigration Removal Centres confirm that professionals such as (current CPRs) there are figures of support such as psychologists, interpreters or social cultural linguistic mediators and psychologists, workers are only required in case of provided by the body that manages the centre. need, while in the Netherlands, if During the monitoring of forced returns, the Italian necessary, medical personnel also monitor reports that only in some cases a cultural trained in the psychological field are linguistic mediator is present. The employment of involved. Only in Belgium there is a this figure on the part of the authorities is social worker for every escorted recommended by the monitor, especially during returnee, who assists in the pretransfers carried out with charter flights. At no stage of the return operation is the presence of departure and boarding phase. psychologists or social workers envisaged. 3.5 Complaint tools available to returnees On this point the control bodies report different situations. The Maltese and Slovenian monitors inform that returnees are made aware of the possibility of filing complaints during the return operation. In the Netherlands, complaints about the behaviour of escorts can be addressed directly to the Royal Marechaussee. Subsequently, the complaint can be sent to the National Ombudsman, if the competent authority does not respond or if the returnee does not agree with the response. To this end, returnees are informed and given a leaflet where the complaint procedure is explained. In Germany, the escort carrying out the return operations has an obligation to distribute the complaint forms. The Swedish agency reports that returnees who request it can lodge complaints. In Spain, it is almost always the Frontex observer who brings the complaint forms; in fact, returnees are not expressly informed by the members of the police force of the possibility of lodging complaints. For this reason during the interviews carried out by the Spanish NPM with returnees it is the monitor who informs about the complaint procedure, also according to Frontex procedures. According to the Swiss NCPT and the monitor of the Finnish Ombudsman, returnees are not The staff of the Italian National Guarantor reports that in Detention Centres and, in systematically informed of the possibility of general, during return operations lodging complaints. The Danish Ombudsman also managed by the Italian authorities, forms notes a lack of information provided by the police to lodge complaints are not distributed on complaint mechanisms, which is not given nor are the returnees informed of the tools unless the returnees request it. to present these requests or reports. According to the British monitoring agency the Home Office and the Mitie contractor, who manage the return operations, have forms for complaints, but the information given to returnees on how to file complaints is inadequate. The Belgian monitor does not provide information on the possibility of making complaints, nor does it report specific details on the point. In Greece, the police do not inform returnees of the