On 11 January 2024, the German Ordinance on Facilities Handling Substances That Are Hazardous to Water (AwSV) List of published water hazard class (WGK) classifications was updated. The following substance was newly assigned a WGK:

1. [3-(2,3-epoxypropoxy)propyl]dimethoxymethylsilane

   WGK 2 (obviously hazardous to water)