On 2 May, 2026, the HC(Health Canada) of Canada published a notice in the Canada Gazette, Part I (Volume 160, Number 18), applying Significant New Activity (SNAc) provisions to two ester substances under the Canadian Environmental Protection Act, 1999 (CEPA 1999). The notices came into force immediately upon publication on May 2, 2026.
Accordingly, if the following substances are used in cosmetics at a concentration of 0.1% or more by weight, a Significant New Activity Notification (SNAN) must be submitted.
- Alkanedioic acid
- Hexanedioic acid
Activities are not considered significant new activities if the substance is used strictly as a research and development substance, as a site-limited intermediate substance, or in the manufacture of a product that is for export only.
Please refer to link below.
https://gazette.gc.ca/rp-pr/p1/2026/2026-05-02/html/notice-avis-eng.html#ne1
Canada Gazette, Part 1, Volume 160, Number 18: GOVERNMENT NOTICES
Canada Gazette, Part I, Volume 160, Number 18: GOVERNMENT NOTICES May 2, 2026 DEPARTMENT OF THE ENVIRONMENT CANADIAN ENVIRONMENTAL PROTECTION ACT, 1999 Significant New Activity Notice No. 22262 Significant New Activity Notice (Section 85 of the Canad
gazette.gc.ca
https://gazette.gc.ca/rp-pr/p1/2026/2026-05-02/html/notice-avis-eng.html#ne2
Canada Gazette, Part 1, Volume 160, Number 18: GOVERNMENT NOTICES
Canada Gazette, Part I, Volume 160, Number 18: GOVERNMENT NOTICES May 2, 2026 DEPARTMENT OF THE ENVIRONMENT CANADIAN ENVIRONMENTAL PROTECTION ACT, 1999 Significant New Activity Notice No. 22262 Significant New Activity Notice (Section 85 of the Canad
gazette.gc.ca
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