Current Regulations

Pulp and Paper Mill Defoamer and Wood Chip Regulations (SOR/92-268)

The purpose of the Regulations is to prevent the formation of dioxins and furans and to limit the discharge of these substances from pulp and paper mills using a chlorine bleaching process. The defoamers used by pulp and paper mills are limited to a maximum concentration of ten parts per billion of dibenzodioxin (DBD) and forty parts per billion dibenzofuran (DBF). In addition, the Regulations stipulate that "no person shall import, offer for sale, sell for use or use in a mill in Canada, wood chips that have been made from wood that has been treated with polychlorinated phenols".

Contact Information:

Forest Products and Fisheries Act Division
Environment Canada
351 St. Joseph Boulevard
Gatineau, QC  K1A 0H3
Phone number: 819-420-7763
Fax number: 819-420-7384
Email address:

Information to Help in Complying with the Regulations:

The contents of regulations and other regulatory instruments can be confusing for those who are not skilled in reading legal documents, or who may have difficulty understanding technical content. To help regulatees comply with regulatory requirements, materials that present legal or technical content in a more easily understandable format are provided. See "Other Useful Links" below.

Publication Information:

Canada Gazette Date published Volume and number
Part 1: 1991-12-14 Vol. 125, No. 50
Part 2: 1992-05-20 Vol. 126, No. 11

Regulatory Text in HTML and PDF:


Other Useful Links:

For the Regulations, compliance-related materials include:

Date modified: