During these hearings, questions arose on the following issues: •. handling, control and releases of tritium •. tritium drinking water limits •. tritium’s fate in the environment •. health effects of tritium exposure To expand the body of knowledge on tritium and to identify opportunities to further enhance regulatory oversight of tritium-related activities in Canada, the Commission Tribunal direc [...] The use of a RBE of 1 in the current ICRP radiation protection framework has not decreased the level of protection afforded to workers or members of the public. [...] Once an estimate of the quantity of tritium in the body is made, the dose can be calculated by using biological models that estimate the concentration of tritium in organs and tissues. [...] The wR for a specified type and energy of radiation has been selected to be representative of values of the RBE of that radiation (e.g. [...] In January 2007, during public hearings related to the licensing of one such facility, questions arose on the handling practices, control and releases of tritium, tritium drinking water limits, tritium’s fate in the environment and the health effects to humans due to exposures of tritium from CNSC-licensed activities.