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The CIS

About us

Powers attributed to the CIS in accordance with article 3 of its Law and its Royal Development Decree

Organic structure established by the Royal Decree of the CIS for the exercise of its powers and holders of the different units

Regulations

Set of rules that regulate the operation and structure of the CIS

Previous presidents

Chronological list of the presidents of the Institute of Public Opinion (IOP) and the CIS since its foundation in 1963

National sociology and political science prize

National award granted by the CIS in the field of Sociology and Political Science for an academic career

Studies

General Information

The main activity of the CIS for the scientific knowledge of Spanish society is its Studies

FAQs - Frequently Asked Questions

Information on how surveys are carried out at the CIS

Methodologies

Main methodologies used by the CIS for conducting surveys and studies

Preview of results

Provisional results of the surveys prepared by the CIS

Catalogue of Studies

Complete collection of studies carried out by the institution, including the questions, series, and related documentation.

FID

Integrated extraction of microdata from a set of variables for CIS studies

Specific requests

Public attention. Requests for information and tailor-made preparations

General Social Survey

Comparative survey on the characteristics of citizenship in Spain

Conditions for reusing CIS data

Rules and Legal Requirements for accessing and using CIS data

Publications

General information

Access to all information regarding Publications made by the CIS

Bookshop

In-person and online sales of books published by the publishing unit

Collections

Dissemination of the most relevant research carried out in the field of social sciences

REIS

Open quarterly scientific periodical publication. Spanish Journal of Sociological Research. Submission of manuscripts

Yearbooks

Compilation of the main data obtained through opinion barometers carried out over a year by this institution

Historical publications

Publications such as the Spanish Journal of Public Opinion (1965-1977) and dissemination of public opinion studies

España 2025: Estructura y Cambio social

Access to the main transparency and good governance contents of the CIS

Library

Training and support

Training scholarships

Training scholarships for postgraduates wishing to take part in the scientific activity of the CIS

Research grants

Grants to promote the use of the Data Bank and the completion of doctoral theses

Postgraduate course

Training courses in applied social research and data analysis for postgraduates, with tuition support

Summer courses

Summer courses offered by the CIS

Citizen services

Transparency and accountability

Access to the main transparency and good governance contents of the CIS

Public employment

Public employment calls managed by the CIS

Electronic Office

Access to the Ministry's Electronic Headquarters

Data Protection

Access to information on CIS data protection

R&D: Initial Deposit Plan

Procedure for the ‘Initial Deposit Plan of R&D projects with social surveys’

Internal information channel

Channel for reporting infringements in the field of actions of the bodies of the Center for Sociological Research

Press Room

News

Latest news and communications from CIS

Events

Multimedia Gallery of CIS Events

Contact

Request for information to the Press Office

Verificar extensión CIS

Electronic Office

Showing 980 of 4019 items

Acuerdo con opiniones sobre la relación entre pago de impuestos y servicios públicos recibidos: mejor menos servicios públicos por parte del Estado pero mejores

10 JUN 2025

Acuerdo con opiniones sobre la relación entre pago de impuestos y servicios públicos recibidos: podrían aumentarse o mejorarse los servicios que ofrece el Estado, si todo el mundo pagase los impuestos que le corresponde

10 JUN 2025

Conocimiento de cuál es el tipo general de IVA aplicado en España

24 SEP 2025

Grado de fraude fiscal existente en España

10 JUN 2025

Valoración retrospectiva del fraude fiscal en España (5 años)

10 JUN 2025

Valoración de los esfuerzos de la administración en la lucha contra el fraude fiscal

10 JUN 2025

Cantidad de gente conocida que no defrauda en la declaración de la renta

10 JUN 2025

Causa del descenso en el fraude en la declaración de la renta

10 JUN 2025

Razón principal para ocultar los ingresos personales a Hacienda

24 SEP 2025

Tendencia del fraude fiscal en la declaración de la renta

10 JUN 2025

Grado de justificación en la evasión de impuestos (1-10) (II)

10 JUN 2025

Motivo de la disminución del fraude fiscal en la declaración de la renta

10 JUN 2025

Cantidad de gente conocida que no defrauda en la declaración del IVA

10 JUN 2025

Acuerdo con diferentes frases sobre el fraude fiscal: la gente no engaña más a hacienda por miedo a una inspección

10 JUN 2025

Acuerdo con diferentes frases sobre el fraude fiscal: casi todo el mundo engaña algo, y la Administración ya cuenta con ello

10 JUN 2025

Acuerdo con diferentes frases sobre el fraude fiscal: no está mal ocultar parte de la renta porque eso no perjudica a nadie

10 JUN 2025

Acuerdo con diferentes frases sobre el fraude fiscal: engañar a Hacienda es engañar al resto de los ciudadanos

10 JUN 2025

Acuerdo con diferentes frases sobre el fraude fiscal: los impuestos son tan altos que es lógico que se trate de pagar menos de lo que se debe

10 JUN 2025

Acuerdo con diferentes frases sobre el fraude fiscal: a la mayoría de la gente no le queda más remedio que pagar impuestos, porque cobra por nómina

10 JUN 2025

Acuerdo con diferentes frases sobre el fraude fiscal: la mayoría de la gente paga todos sus impuestos porque es un deber como ciudadano

10 JUN 2025

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