Versions of Nevada Revised Statutes 641.390 - Representation or practice without license prohibited; exceptions on LawServer 2022 Nevada Revised Statutes 641.390 – Representation or practice without license prohibited; exceptions 2021 Nevada Revised Statutes 641.390 – Representation or practice without license prohibited; exceptions 2020 Nevada Revised Statutes 641.390 – Representation or practice without license or registration prohibited; exceptions 2019 Nevada Revised Statutes 641.390 – Representation or practice without license or registration prohibited; exceptions 2017 Nevada Revised Statutes 641.390 – Representation or practice as psychologist without license prohibited; exceptions 2016 Nevada Revised Statutes 641.390 – Representation or practice as psychologist without license prohibited; exceptions 2014 Nevada Revised Statutes 641.390 – Representation or practice as psychologist without license prohibited; exceptions 2013 Nevada Revised Statutes 641.390 – Representation or practice as psychologist without license prohibited; exceptions