Ascertaining and recording radiation doses to individuals. Regulatory guide G-91

This Regulatory Guide is intended to help an applicant for a Canadian Nuclear Safety Commission (CNSC) licence, or a holder of a CNSC licence, to develop a program to ascertain and record radiation exposures and doses in accordance with section 27 of the Nuclear Safety and Control (NSC) Act, section 3 of the General Nuclear Safety and Control Regulations, and sections 5, 7 and 8 of the Radiation Protection Regulations. This document describes approaches that may be used by a CNSC licensee to ascertain and record radiation exposures and doses under the NSC Act and regulations. It discusses related requirements, including the obligations on the licensee to use a licensed dosimetry service, and to make information on radiation doses available to workers. (author)