Prairie Wood Products is a member in good standing with Timber Products Inspections Heat Treatment (HT) Program which is accredited by the American Lumber Standard Committee, Inc. (ALSC). PWP is in compliance with the International Plant Protection Committee’s ISPM 15: Guidelines for Regulating Wood Packaging Material in International Trade.

According to the World Trade Organization The following countries have begun to enforce the ISPM-15 Standard:
  Argentina, Australia, Brazil, Chile, China, Columbia, Costa Rica, European Union, Guatemala, India, Mexico, New Zealand, Nigeria, Panama, Philippines, South Africa, South Korea, Switzerland, and Turkey.

Currently shipments from United States to Canada are exempt from ISPM-15 Standard.