Access on the part of a town council to relative particulars to the coverage of the provision of sanitary assistance through the General Regime of the Social Security of its workers and of the beneficiaries for these. The managing public entity of the benefits of the public sanitary system in Catalonia jar, in exercise of its functions of business agent of these benefits, to communicate or to hand over to a town council the consistent particulars in the membership or not to the General Regime of the Social Security of the civil servant persons of this town council or of the persons that are from it beneficiaries, in order to fight against the fraud in the perception of incompatible benefits in the different regimes of the system of the Social Security. The town council can communicate this managing entity the mentioned particulars in order to comply with its duties on the subject of Social Security.