proposed new substances notification regulations organisms available in english and french pages 3083-3101 the purpose of the proposed new substances notification regulations organisms the proposed regulations is to implement part of a new regulatory structure for new substances notification under the canadian environmental protection act 1999 the act . the proposed regulatory structure carves out the provisions related to organisms in the existing new substances notification regulations nsnr . background the new substances program ns program ensures that no new substance chemical polymer or living organism is imported into or manufactured in canada before a formal assessment of its potential risks to the environment and human health has been completed and any appropriate risk management measures have been taken. parts i ii and iii of the nsnr for chemicals and polymers came into force in 1994 and were amended in 1997 to include both provisions for biochemicals and biopolymers g tbt notif.96 327 and part ii.1 for new substances that are organisms g sps n can 13 . the proposed regulations are part of a new regulatory structure that divides the nsnr into two distinct regulations 1. new substances notification regulations chemicals and polymers which apply to chemicals including biochemicals and polymers including biopolymers that are for a use not covered under other federal legislation listed in schedule 2 of the act and 2. new substances notification regulations organisms which apply to living organisms that are for a use not covered under other federal legislation listed in schedule 4 of the act. such living organisms may include micro-organisms used in bioremediation or micro-organisms used for the production of biochemicals or biopolymers e.g. enzymes . new substances notification regulations organisms despite the significant change in the overarching regulatory structure for the notification of new substances there are only minor amendments to the provisions relating to organisms previously contained in part ii.1 of the nsnr and now contained within the proposed regulations. three additional changes in the proposed regulations are more substantive but nonetheless have no cost implications for notifiers or the government of canada