Canada | Two notices of intent to amend the Domestic Substances List to vary the requirements under the Significant New Activities provisions for 10 and 46 substances were published

As part of the Chemicals Management Plan, the Domestic Substances List (DSL) may be amended from time to time to indicate that the Significant New Activity (SNAc) provisions of the Canadian Environmental Protection Act,1999 (CEPA 1999) apply to some existing substances.

List of Significant New Activity review groups
SNAc review group description	Chemical substances
New substances - nanomaterials - 33 SNAcs for nanomaterials, published between 2008 and 2013.	See Nanomaterials SNAc Review Group
Existing substances - aromatic azo and benzidine-based substances - 66 SNAcs published between 2008 and 2013, included in the Aromatic Azo and Benzidine-based Substance Grouping Initiative.	See Aromatic Azo and Benzidine-based Substances SNAc Review Group
New and existing substances - Consumer product wording - 45 SNAcs for both new and existing substances published between 2004 and 2014 that reference "consumer product" in the definition of new activities.	See Consumer Product SNAc Review Group
Existing substances - high hazard, not in commerce - 176 substances including SNAcs published as part of the 145 PBiT substances, 52 substances with high hazard potential and Challenge initiatives.	See High Hazard, Not in Commerce Substances SNAc Review Group
Remaining existing substances - 29 SNAcs published between 2009 and 2014.	See Remaining Existing Substances SNAc Review Group
Remaining new substances SNAcs - 83 SNAcs published between 2001 and 2014.	See Remaining New Substances SNAc Review Group

Summary of publications
Publication date	Review group	Chemical substances	Publication
February 5, 2022	High Hazard, Not in Commerce Substances SNAc Review Group	10 substances	A notice of intent to amend the DSL to vary the requirements under the SNAc provisions for 10 substances was published in the Canada Gazette, Part I: Vol. 156, No. 6 for a 60-day public comment period.
February 5, 2022	High Hazard, Not in Commerce Substances SNAc Review Group	46 substances	A notice of intent to amend the DSL to vary the requirements under the SNAc provisions for 46 substances was published in the Canada Gazette, Part I: Vol. 156, No. 6 for a 60-day public comment period.

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