The indicator measures the existence of a clear positive legal mandate that gives the public the right to access environmental information upon request.

This indicator is an arithmetic average of expert answers to questions on a scale from 0 (worst) to 3 (best): (1.1) To what extent does the law mandate access to environmental information to be provided upon request?; (1.2) To what extent does the law provide for natural or legal persons' access to environmental information?; (1.3) To what extent does the law make access to environmental information affordable?; (1.4)To what extent does the law provide for timely access to environmental information?; (1.5) To what extent does the law include public authorities under access to environmental information provisions?; (1.6) To what extent does the law not require proof of legal or other interest for access to environmental information?