The management of archives must be done in compliance with the regulations. Until its eventual elimination or transfer to the competent public archive service, any document (or data) is placed under the responsibility of the service that produced it (Code du patrimoine, art. L212-4). As a department of the Eure-et-Loir General Council, the Departmental Archives are responsible for - Controlling the archives produced by all the department's administrations (Prefecture, Departmental Council, town halls, hospitals) and public officers (notaries, bailiffs). - Collecting the public archives of the administrations and institutions present in the department, as well as private archives from companies, individuals, associations, etc. .... - Classify the documents and draw up finding aids describing the collections and facilitating consultation. - To conserve and preserve the collections in order to pass them on to future generations. - Communicate the documents because the archives must remain alive by being consulted: welcoming the public, guiding them in their research, but also promoting the archives through publications, exhibitions, educational workshops and conferences.