- Transparency: for the purposes of Law 19/2014, of December 29, on transparency, access to public information and good governance (art.2), transparency is understood as the proactive action of the Administration to give to know the information related to their areas of action and their obligations, on a permanent and updated basis, in a way that is more understandable for people and through dissemination instruments that allow them broad and easy access to the data and facilitate their participation in public affairs.
- Public Information: for the purposes of Law 19/2014, art.2, public information means the information prepared by the Administration and that which it has in its power as a result of its activity or exercise of its functions, including that supplied by the other obliged subjects in accordance with the provisions of this law.
- Right of access to public information: for the purposes of Law 19/2014, art.2, the right of access to public information is understood as the subjective right that is recognized to people to request and obtain public information, in the terms and conditions regulated by this law.
- Good governance: for the purposes of Law 19/2014, art.2, good governance means the principles, obligations and rules on the quality of services and the functioning of the Administration, and ethical principles and good practices in accordance with which senior officials of the Administration, managerial positions and other personnel serving the Administration must act, with the aim that it functions with maximum transparency, quality and fairness, and with guarantee of retention of accounts.
- Govern obert: for the purposes of Law 19/2014, art.2, open government means the measures to establish a permanent and two-way relationship and dialogue between the Administration and the people when defining and applying the public policies, and to introduce and develop instruments for citizen participation and collaboration in public affairs.
- Public administration: for the purposes of Law 19/2014, art.2, public administration means public administrations and bodies, public bodies and instrumental bodies of the public sector and entities linked to the Administration to which it refers article 3.1.a, b, and c, and the other public bodies and institutions included in article 3.1.b.
- Interest groups: for the purposes of Law 19/2014, art.2, interest groups are natural or legal persons of a private nature who actively participate in public policies or in decision-making processes in Catalonia with the purpose of influencing the orientation of these policies in defense of one's own interest or that of third parties, or of a general interest.
- Obliged subjects: for the purposes of Law 19/2014, art.2, all natural or legal persons with respect to whom this law imposes duties and obligations are understood as obliged subjects.
- Active advertising: for the purposes of Law 19/2014, art.2, active advertising is understood as the duty of subjects obliged to make public, ex officio, the contents of public information determined by Chapter II of Title II.
- Metadata: data that describes the context, content and structure of documents and their management over time.