List of claims and exemptions under the Hazardous Materials Information Review Act

This table summarizes claims and exemptions from disclosure of confidential business information that have been submitted to Health Canada under the Hazardous Materials Information Review Act.

This page is updated on a regular basis to include new claims filed with Health Canada, as well as status updates for existing claims and exemptions.

If you have any questions or feedback, please contact whmis.claim-demande.simdut@hc-sc.gc.ca.

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Table - List of claims and exemptions
Registry number Case number Claimant name Product identifier Claim/exemption status Exemption expiry date
3500549 2023-003240 Mitsubishi Heavy Industries, ltd. KS-21TM Solvent Active 2026-03-21
3500552 2023-003321 Dow Chemical Canada ULC UCARSOL(TM) Solvent Component DHM Active 2026-02-25
3501035 2023-004171 ChampionX Canada ULC RNIQ04600A Active 2026-03-28
3501036 2023-004174 ChampionX Canada ULC SCAL12660A Active 2026-03-28
3501037 2023-004177 ChampionX Canada ULC RNIQ04700A Active 2026-04-21
3501038 2023-004178 ChampionX Canada ULC SCAL12770A Active 2026-04-21
3501398 2023-004505 BASF Canada Inc. WALLTITE v.5 CT RESIN/WALLTITE v.5 CT RÉSINE Active 2026-04-04
3501399 2023-004756 Nalco Canada ULC EC3476A Active 2026-03-04
3501722 2023-005030 Aversion Technologies, Inc Repela® Combi Active 2026-04-15
3501999 2023-005522 Secure Energy Services Thermosolv® 16C Active 2026-04-14