Regulations last checked for updates: May 01, 2025

Title 40 - Protection of Environment last revised: Nov 01, 2025
§ 35.662 - Definitions.

The following definition applies to the Pollution Prevention Grant program and to §§ 35.660 through 35.669:

(a) Pollution prevention/source reduction is any practice that:

(1) Reduces the amount of any hazardous substance, pollutant, or contaminant entering any waste stream or otherwise released into the environment (including fugitive emissions) prior to recycling, treatment, or disposal;

(2) Reduces the hazards to public health and the environment associated with the release of such substances, pollutants, or contaminants; or

(3) Reduces or eliminates the creation of pollutants through:

(i) Increased efficiency in the use of raw materials, energy, water, or other resources; or

(ii) Protection of national resources by conservation.

(b) Pollution prevention/source reduction does not include any practice which alters the physical, chemical, or biological characteristics or the volume of a hazardous substance, pollutant, or contaminant through a process or activity which itself is not integral to and necessary for the production of a product or the providing of a service.

authority: 42 U.S.C. 7401
cite as: 40 CFR 35.662