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Animal and Plant Health Inspection Service
U.S. Department of Agriculture
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Canada WPM Requirements

Canada , in conjunction with the North American Plant Protection Organization (NAPPO), has adopted measures in line with ISPM 15 for wood packaging material (WPM). The regulation was implemented September 16, 2005 .

Commodities destined to Canada from the United States are exempt from the requirement for treatment and official marking.


“Wood Packing Material of Continental U.S. Origin”

For questions pertaining to treatment and marking of WPM under the Heat Treatment and fumigation programs contact the American Lumber Standard Committee (ALSC) at 301-972-1700 or one of the accredited agencies listed at the ALSC website. Questions pertaining to where HT lumber may be purchased, how to become certified, costs pertaining to enrollment, required marks etc. may be directed to the ALSC or any of the inspection agencies.  

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