For the responsible investment community, tax policy is an essential dimension of CSR. At present, however, taxation too often represents a blind spot for corporate social responsibility. At a time when companies are increasingly claiming their commitment to contribute to Sustainable Development Goals, the FIR sends a strong signal to issuers to engage them in a reflection on their practices in terms of fiscal responsibility. This campaign of dialogue and engagement has taken the form of a survey which results and analysis as well as seven recommendations are included in the study.